-ose bbbb bbbs bbeb bcbc bcbs bccc bccs bcec bces bcos bcsc bcss bebb bebe bebo beck becs beeb beek bees beke beko beks beo- beok beos bes- bese besk beso bess bobb bobe bobo bobs boce bock boco bocs boec boee boeo boes boke boko boks boob booc booe book boos bosc bose bosk boso boss bscs bseb bsec bsee bses bsos bssc bsse c-bo cbbc cbbs cbcc cbce cbcs cbec cbee cbko cbsc cbse ccbc cccb cccc cccs ccee ccob ccoc ccss cebs cec- cece ceco cecs ceeb ceec cees ceke ceos cesc cese cess ckbc ckbe ckck ckco ckcs ckob ckoc ckoo ckos cksb ckso cobb cobe cobo cobs coce cock coco coes cok- coke coko coob cook coos cosc cose coso coss cscb cscc csce csco cscs csec csee csks csob csos csse ebbc ebbo ebbs ebcc ebes eboe eboo ebos ecbc ecbe eccb eccc ecce ecco eces ecko ecks eco- ecos ecsc ecse ecss eecs eeee eees eeke eeks eeoc eese eesk ekco ekeb ekek ekes ekos eoes esbo esbs escb esce esco escs esee esek eseo eses eske esko esks eso- esok esos esse esso k-os kbbb kbbc kbbe kbbk kbbo kbbs kbcb kbce kbck kbco kbcs kbeb kbec kbee kbek kbeo kbes kbkb kbkk kbko kbob kboc kboe kbok kboo kbos kbsb kbsk kbso kbss kcbc kcbk kcbs kccb kccc kcck kceb kcec kcee kceo kckc kckk kcko kcob kcoe kcos kcsb kcsc kcse kcss kebb kebc kebe keck keco keek kees kekb kekc keke keko keks keok keos kesb kesc kesk keso kess kkbb kkbe kkbo kkbs kkcb kkck kkco kkcs kkkk kkob kkoo kkse kkss kobb kobc kobe kobk kobo kobs kocb kock kocs koes kokb kokc koke kokk koko koks koob kooc kook kooo koos kos- kosb kosc kose koso koss ksbc ksbs kscb ksce ksck ksco kscs ksec ksee ksek kseo kskb kske kskk ksko ksks ksob ksoc ksok ksoo ksos ksse ksso ksss o-eo obbo obec obes obkb oboe obok obos obss ocbc occc oce ocee ocke ocks ocos oec- oecc oeec oese okes okko okok okso oobe ooes oooo ooos oose osbe oscc osce osco osec osee osek oses osoo osos ossb osse osso s-os sbbs sbcc sbcs sbse sccc scce sccs scec scee sck- scob scok scoo scsc scso se-c se-e se-k se-o se-s sebe sebo sebs sec- secc sece seck seco secs seeb seec seek sees seke sekk seko seoc seok sesc sese seso sess skee skeo skes skoe skss sobe sobo sobs soce sock soco socs soec soeo soes soke sokk soko sook soos sose soso soss sscc ssce sscs ssec ssee sses ssoc sssb sssc ssss