#bc

What does "bc" mean?
bw_crew, bnw_city, bnw_captures, bnw_creatives, boosted_cars, BMWM_CREW, best_cats, BananaConnection, bnw_calabria, bw_cy, bnw_capture, bw_celebes, BNW_CREATIVES, bx_cafe, best_cars, BandCamp, bologna_city, brian_champagne, BeCreative, BareChest, BajuCouple, BritishColumbia, BlackCart, behindthechair_com, BeautyContest, BentleyChidester, BaggageClaim, BabyChristian, BatiCap, BirthdayCelebration

bc-n 179604 bc-a 22439 bc-s 10211 bc-u 8270 bc-c 6771 bc-m 5898 bc-aa 47457 bc-l 4512 bc-d 3457 bc-t 4116 bc-f 3375 bc-b 2815 bc-k 2800 bc-p 2218 bc-e 1706 bc-g 3179 bc-bg 11351 bc-i 1528 bc-u19 6656 bc-aas 7226 bc-bud 5926 bc-del 4667 bc-u18 6473 bc-u16 6253 bc-fc 2594 bc-nmoltmes 13738 bc-u17 6606 bc-abba 6525 bc-ci 2105 bc-nlovers 5959 bc-2k14 3930 bc-racing 6278 bc-ferries 3366 bc-dbased 6962 bc-small 2625 bc-n13 2388 bc-one 1939 bc-bgmaxazria 5277 bc-ncity 3000 bc-wmhthefairytaleweddingoftheyear 1286 bc-sxpss 3152 bc-ninspira 3137 bc-ngourmet 3127 bc-vschwartz 2948 bc-fest2016 2431 bc-kcutie 1995 bc-andyshop 2348 bc-nsvalentines 6236 bc-uhc2014 1578 bc-nopenbs 1449 bc-c161anv 1447 bc-nblogger 1654 bc-beach 1749 bc-pgang 2479