| 2K Boston/2K Australia | 2K Czech | 2K Games |
| 2K Marin | 2K Sports | 2M |
| 2M TV | 2M044144 | 2manydjs |
| 2MASS | 2MASS 0034+0523 | 2MASS 0036+1821 |
| 2MASS 0243-2453 | 2MASS 0348-6022 | 2MASS 0415-0935 |
| 2MASS 0533-4257 | 2MASS 0559-1404 | 2MASS 0727+1710 |
| 2MASS 0729-39 | 2MASS 0835-08 | 2MASS 0937+2931 |
| 2MASS 0939-2448 | 2MASS 1047+2124 | 2MASS 1114-2618 |
| 2MASS 1237+6526 | 2MASS 1503+2525 | 2MASS 1507-1627 |
| 2MASS 1750-00 | 2MASS 1835+3259 | 2MASS 1845-1409 |
| 2MASS 1852-3730 | 2MASS 2036-3607 | 2MASS 2228-4310 |
| 2MASS J0050-3322 | 2MASS J0355+1133 | 2MASS J0439-2353 |
| 2MASS J04414489+2301513 | 2MASS J0825+2115 | 2MASS J1214-2345 |
| 2MASS J154043.42-510135.7 | 2MASS J1645-1319 | 2MASS J1951-3510 |
| 2MASS J20490993-4012062 | 2MASS J2139+0220 | 2MASX J19273579+5422224 |
| 2nd Avenue | 2nd Avenue (Sixth Avenue Line) | 2nd Canadian Cemetery Sunken Road |
| 2nd Canadian Cemetery, Sunken Road | 2nd Milestone | 2nd Street Tunnel |
| 2NE1 | 2P/Encke | 2Pac |
| 2pac | 2Pac's Greatest Hits | 2Pacalypse Now |
| 2PK | 2PK'tje | 2raumwohnung |
| 2static | 2step | 2U |
| 2U (nummer) | 2Vandaag | 2viewvideo |
| 2Way Traffic | 2WayMirror | 2waytraffic |
| 2xist | 2XL | 3 |
| 3 (band) | 3 (doorverwijspagina) | 3 (getal) |
| 3 (Kin Ping Meh) | 3 (Netsky) | 3 (single) |
| 3 (Soulfly) | 3 1/2-inch floppy disk | 3 a.m. |
| 3 akkoorden | 3 And | 3 Andromedae |
| 3 april | 3 April | 3 augustus |
| 3 Augustus | 3 Bad Men | 3 Bataljon Parachutisten |
| 3 Beads of Sweat | 3 Beat Music | 3 Blind Mice |
| 3 blind mice | 3 bodas de más | 3 Card Poker |
| 3 cœurs | 3 center 2 electron | 3 center 2 elektron |
| 3 coeurs | 3 Count Bout | 3 Days of Peace & Music |
| 3 Days to Kill | 3 december | 3 December |
| 3 Doors Down | 3 Doors Down (album) | 3 Doors Down(Album) |
| 3 Ezra | 3 februari | 3 Februari |
| 3 FM | 3 Fonteinen | 3 formulieren van enigheid |
| 3 from Hell | 3 Geezers! | 3 Godfathers |
| 3 Gold Coins | 3 Guys 1 Hammer | 3 Henry VI |
| 3 Idiots | 3 in jazz | 3 Inches of Blood |
| 3 Inches Of Blood | 3 Jacksons | 3 januari |
| 3 Januari | 3 Johannes | 3 juli |
| 3 Juli | 3 Jumps Ahead | 3 juni |
| 3 Juni | 3 Juno | 3 Korinte |
| 3 Korinthe | 3 Korinthiërs | 3 Korintiërs |
| 3 maart | 3 Maart | 3 Makkabeeën |
| 3 Makkabeeen | 3 mei | 3 Mei |
| 3 Men and a Baby | 3 mensen tussen muren | 3 Musketeers |
| 3 Musketiers | 3 Musketiers (musical) | 3 Musketiers - de musical |
| 3 Nations Cup | 3 Needles | 3 Nights |
| 3 november | 3 November | 3 October Vereeniging Leiden |
| 3 oktober | 3 Oktober | 3 oktoberfeest |
| 3 op Reis | 3 op reis | 3 op Reis Midweek |
| 3 pionnengambiet | 3 ringensysteem | 3 romances |
| 3 Romances | 3 Romanze | 3 Romanzen |
| 3 Schténg | 3 Schteng | 3 september |
| 3 September | 3 Steps Ahead | 3 Strikes |
| 3 Tage in Quiberon | 3 Türken und ein Baby | 3 uur van Daytona 1962 |
| 3 uur van Daytona 1963 | 3 v. Chr. | 3 v.Chr. |
| 3 Vallées Express | 3 Valleys | 3 van Breda |
| 3 voor 12 | 3 Women | 3 Words |
| 3 World Trade Center | 3% | 3' UTR |
| 3+2 | 3,14159265... | 3,3'-dichloorbenzidine |
| 3,3-dimethyl-1-buteen | 3,3-dimethyl-2-butanol | 3,3-dimethylbutan-1-ol |
| 3,3-dimethylbutan-2-ol | 3,3-dimethylbutanal | 3,3-dimethylbutyraldehyde |
| 3,4,5-trimethoxyamfetamine | 3,4,5-Trimethoxyamfetamine | 3,4,9,10-peryleentetracarbonzuurdianhydride |
| 3,4-diaminopyridine | 3,4-dichlooraniline | 3,4-dichloornitrobenzeen |
| 3,4-dihydroxykaneelzuur | 3,4-dinitrotolueen | 3,4-ethyleendioxythiofeen |
| 3,4-methyleendioxyamfetamine | 3,4-methyleendioxymethamfetamine | 3,4-methylenedioxyamphetamine |
| 3,5,5,-trimethylcyclohex-2-enon | 3,5,5-trimethyl-1-hexanol | 3,5,5-trimethylhexaan-1-ol |
| 3,5,5-trimethylhexaanzuur | 3,5,5-trimethylhexanol | 3,5-dichloorfenol |
| 3,6-acridinediamine | 3,7 cm KwK 36 | 3-1 |
| 3-2-1 Regel | 3-2-1 regel | 3-2-1-regel |
| 3-akkoorden | 3-akkoorden techniek | 3-aminobenzeensulfonzuur |
| 3-aminofenol | 3-broomthiofeen | 3-buteennitril |
| 3-careen | 3-center-2-elektronbinding | 3-center-4-elektronbinding |
| 3-centra-2-elektronbinding | 3-centra-4-elektronbinding | 3-chloor-1,2-propaandiol |
| 3-chlooraniline | 3-chloorbenzaldehyde | 3-chloorbenzoëzuur |
| 3-chloorfenol | 3-chloormethcathinon | 3-Chloormethcathinon |
| 3-chloorperoxybenzoëzuur | 3-chloorperoxybenzoezuur | 3-chloorpropaan-1,2-diol |
| 3-chloorpropeen | 3-chloorpropyn | 3-CMC |
| 3-D | 3-D Bowling | 3-D film |
| 3-D Tic-Tac-Toe | 3-Demon | 3-heptanon |
| 3-hexanol | 3-hexyn | 3-hydroxy-3-methylbutaanzuur |
| 3-hydroxybutaanzuur | 3-Hydroxybutaanzuur | 3-hydroxybutanal |
| 3-hydroxypyridine | 3-MCPD | 3-mercapto-1,2-propaandiol |
| 3-mercapto-3-methyl-1-butanol | 3-mercapto-3-methylbutaan-1-ol | 3-mercapto-3-methylbutan-1-ol |
| 3-mercaptopropaan-1,2-diol | 3-methyl-1-butanol | 3-methyl-1-butylacetaat |
| 3-methyl-2-butanon | 3-methyl-2-buteen-1-thiol | 3-methyl-5-fenylpentanol |
| 3-methylbutaan-1-ol | 3-methylbutaanzuur | 3-methylbutan-1-ol |
| 3-methylbutanal | 3-methylcyclohexanol | 3-methylhexaan |
| 3-methylideencyclopropeen | 3-methylmethcathinon | 3-Methylmethcathinon |
| 3-methylpentaan | 3-methylpentan-1-ol | 3-methylpentan-2-ol |
| 3-methylpentan-3-ol | 3-methylpyridine | 3-methylthiopropanal |
| 3-Minute Warning | 3-MMC | 3-nitroaniline |
| 3-nitrotolueen | 3-oktoberfeest | 3-oxetanon |
| 3-oxobutaanzuur | 3-Pentanol | 3-pentanol |
| 3-pentanon | 3-Pentanon | 3-picoline |
| 3-pionnengambiet | 3-ponder | 3-propanolide |
