-ic b-u bbb bbc bbi bbk bbo bbt bbu bcb bcc bci bck bco bct bcu bcv bi- bib bic bii bik bio bit biu biv bkb bkc bkk bko bkt bkv bob boc boi bok boo bot bou bov btb btc bti btk bto btt btu btv bub buc bui buk buo but buu bvb bvc bvi bvk bvo bvt bvu bvv c-- cbb cbc cbi cbk cbo cbt cbu cbv ccb ccc cci cck cco cct ccu ccv ci- cib cic cii cik cio cit ciu civ ckb ckc cki cko ckt co- cob coc coi cok coo cot cou cov ctb ctc cti ctk cto ctt ctu ctv cub cuc cui cuk cuo cut cuu cuv cvb cvc cvi cvk cvo cvt cvu cvv i-v ibb ibc ibi ibk ibo ibt ibu ibv icb icc ici ick ico ict icu icv iib iic iii iio iit iiu ikb ikc iki ikk iko ikt iku ikv io- iob ioc ioi ioo iot iou iov itb itc iti itk ito itt itu itv iu- iub iuc iui iut ivb ivc ivi ivo ivt ivu ivv k-t kbb kbc kbi kbk kbo kbu kcb kcc kci kck kct kcu kib kic kii kik kio kit kiu kiv kkb kkc kki kkk kkt kku kkv kob koc koi kok koo kot kou ktb ktc ktk kto ktt ktu ktv kub kuc kui kuk kut kuu kvb kvi kvk kvo kvv o-i ob- obb obc obi obk obo obt obu obv oc- ocb occ oci ock oco oct ocu ocv oib oic oii oik oio oit oiu oiv okb okc oki okk oko oku oo- oob ooc ooi ook ooo oot oov ot- otb otc oti otk oto ott otu otv ou- ouc oui ouk ouo out ov- ovb ovc ovi ovo ovv tbb tbc tbi tbk tbo tbt tbu tbv tcb tcc tci tck tco tct tcu tcv tib tic tii tik tio tit tiu tiv tkb tkc tkk tko tkt to- tob toc toi tok too tot tou tov ttb ttc tti ttk tto ttt ttu ttv tub tuc tui tuk tuo tut tuu tuv tvb tvc tvi tvk tvo tvt tvu ubb ubc ubi ubk ubo ubt ubu ubv ucb ucc uci uck uco uct ucu ucv uib uic uii uio uit uiu ukb ukc uki ukk uku uob uoc uok uoo uot utb utc uti utk uto utt utu utv uuc uut uuu uvb uvc uvo uvu uvv vbc vbi vbk vbo vbv vcc vci vco vct vcu vi- vib vic vii vik vio vit viu viv vkb vkt vob voc voi vok voo vot vou vov vtb vtc vti vtk vto vtt vtu vtv vuk vut vuv vvb vvc vvi vvo vvt vvv

bbbb bbci bcbc bccc bcci bcit bctc bcuc bcvo bibb bibi bibo bicc bici bick bico biko biku bio- bioc bioi biot biou bitc bito bitt bitu bivi bobb bobi bobo bobu bock boco bocu boi- boii boit boiu boki boko boku boob booc book boot botb boti boto bott bouk bout bovi bovo btcc btob bttb btvi bubb bubi bubo bubu bucc buci buck buco bucu buic buik buit buiu buki bukk buko buku but- buti buto butt c-bo cbbc cbcc cbct cbcu cbit cbko cbot cbtc cbtv cbvb ccbc cccb cccc ccci cccu cccv ccic ccii cciv ccob ccoc cctb cctc cctt cctv ccuc ccut ccvi ccvo cibc cibi cibo cicc cici cico cict cicu ciii ciit ciko ciob citb citi cito citt citu citv ciuc civc civo ckbc ckbi ckck ckco ckcv ckob ckoc ckoi ckoo ckot cktb ckvo cobb cobi cobo cobu cock coco coct cocu coit cok- coko coob cook coot cotb cotc coti coto cott cotu coub couk cout covo ctbi ctic ctot ctvo ctvt cub- cubb cubi cucc cuci cuck cui- cuit cuk- cut- cutc cuto cutt cutv cvcc cvii ibot ibtb ibtc icbc iccb iccc icci icco icct iccu icoc ictv icub iiii iiio iiit iioi iioo iitt iiuc ikki ikko ikoo ikuo iobi ioci ioii ioio ioit ioko iooi iooo ioto itic itko itoi itoo itou itto iucc iucv iuiu ivbv ivic k-ci kbbb kbbc kbbi kbbk kbbo kbbt kbbu kbcb kbci kbck kbco kbct kbcu kbib kbic kbik kbio kbit kbiu kbkb kbkk kbko kbkv kbob kboc kboi kbok kboo kbot kbov kbtb kbtc kbtk kbto kbtt kbtv kbub kbuc kbuk kbut kbuu kbvb kbvc kbvo kbvu kcbc kcbi kcbk kcbu kccb kccc kcci kcck kcct kccu kccv kcic kcii kcit kciu kciv kckc kckk kcko kckv kcob kcot kcou kctb kctc kcti kcto kctu kctv kcub kcui kcuk kcvi kcvk kcvo kcvu kcvv kibb kibc kibi kibo kibt kibu kicb kicc kick kict kiic kiii kiik kiit kiiu kikc kiki kikk kiko kikt kiku kioc kioi kiok kioo kiot kiou kitc kiti kito kitt kitu kitv kiuu kivi kivu kkbb kkbi kkbo kkbt kkcb kkci kkck kkco kkct kkic kkik kkit kkkk kkob kkoo kkot kkov kktc kktk kktu kktv kkut kkuu kkvt kkvu kkvv kobb kobc kobi kobk kobo kobu kocb koci kock koct koii koit koiv kokb kokc koki kokk koko koku koob kooc kooi kook kooo koot koou koov kotb kotc koti kotk koto kott kotu kotv koub koui kout kouu kovc kovi kovk kovo ktbb ktbc ktbt ktbu ktcc ktck ktco ktcv ktib ktic ktik ktiv ktkb ktkc ktkk ktko ktkt ktku ktob ktoc ktok ktoo ktot kttc ktti kttk ktto kttt kttu kttv ktub ktuc ktui ktuv ktvb ktvc ktvi ktvk ktvo ktvt ktvu kubb kubc kubo kubu kucb kucc kuci kuco kucv kuic kuik kuki kukk kuku kuok kuoo kuti kuto kutt kutu kutv kuub kuuk kuuu kuvi kuvo kvbc kvbt kvcb kvcc kvci kvck kvco kvct kvcu kvcv kvic kvik kvit kviv kvob kvoc kvoi kvok kvoo kvot kvou kvov kvti kvtk kvto kvtt kvtv kvui kvuu kvvv obbo obit obkb oboi obok obot obvi ocbc occc occi occt oct- octi octo oici oick oiii oiko oitc oiti okcu okic okko okok okot okto oobi ooku