bbbb bbbq bbbs bbci bbqs bcbc bcbs bccc bcci bccs bcis bcsc bcss bcuc bibb bibi bibs bicc bici bick bics biis biku biqi bis- bisc bisk biss bisu bsci bscs bsic bssc bubb bubi bubq bubs bubu bucc buci buck bucs bucu buic buik buis buiu buki bukk buku busc busi busk buss busu buus cbbc cbbs cbcc cbcs cbcu cbqi cbsc cbsi cbus ccbc cccb cccc ccci cccs cccu ccic ccii ccis ccsi ccss ccuc ccus cibc cibi cicc cici cicq cics cicu ciii ciis cis- cisc cisk cisq ciss ciuc cius ckbc ckbi ckck ckcs cksb cscb cscc csci cscs csib csik csis csks csus cub- cubb cubi cubs cucc cuci cuck cucq cui- cuis cuk- cusb cusk cuss cusu ibcs ibis ibss ibus icbc icbs iccb iccc icci iccs iccu icis icks icsb icsc icsi icss icub icus iiii iiis iisc iisi iisu iiuc ikki iksu iscc isci iscs iscu isic isis isku issc issi isss issu isuq isus iucc iuiu iuss k-ci kbbb kbbc kbbi kbbk kbbs kbbu kbcb kbci kbck kbcq kbcs kbcu kbib kbic kbik kbiq kbis kbiu kbkb kbkk kbqb kbqi kbsb kbsi kbsk kbsq kbss kbsu kbub kbuc kbuk kbus kbuu kcbc kcbi kcbk kcbq kcbs kcbu kccb kccc kcci kcck kccu kcic kcii kcis kciu kckc kckk kcqq kcsb kcsc kcsi kcss kcsu kcub kcui kcuk kibb kibc kibi kibs kibu kicb kicc kick kics kiic kiii kiik kiis kiiu kikc kiki kikk kiku kiqi kiqk kiqq kiqs kisc kisi kisk kisq kiss kisu kiuu kkbb kkbi kkbq kkbs kkcb kkci kkck kkcq kkcs kkic kkik kkiq kkkk kkqq kksi kkss kksu kkus kkuu kqbb kqbk kqbu kqck kqcs kqib kqic kqik kqiq kqis kqkk kqks kqqk kqqq kqqs kqsc kqsk kqss ksbc ksbi ksbq ksbs kscb ksci ksck kscq kscs kscu ksib ksii ksik ksis kskb kskk kskq ksks ksku ksqb ksqq ksqs kssi kssq ksss kssu ksub ksui ksuu kubb kubc kubq kubs kubu kucb kucc kuci kuic kuik kuki kukk kuks kuku kuqi kuqq kusb kusc kusq kusu kuub kuuk kuuu qbic qbik qiku qisi qqqq qsqs qubi qucu quib quic quik quis quu- s-ib s-ic s-ii sbbs sbcc sbcs sbic sbsi sbus scbi sccc sccs sci- scic scis sck- scsc scsi scsu scub sibc sibi sibs sibu sicc sici sick sics sicu siik siki siks siku sisc sisi sisk siss sisu siui sius skic skik skis skiu skss skui sscc ssci sscs ssis sssb sssc sssi ssss sub- subb subi subs suc- succ suci suck sucs suis suki suks suku suqs sus- susi susk suss susu suus ubbi ubic ubii ubik ubis ucbc ucci ucsb ucsc ucsu ukcc uksc uqcc us-k usbc usbs uscc uscs usis ussb ussc usss ussu usui usus uusi uuuu