-ol b-u bbb bbc bbg bbk bbl bbo bbs bbu bcb bcc bcg bck bcl bco bcs bcu bgb bgc bgg bgk bgl bgo bgs bgu bkb bkc bkg bkk bkl bko bks blb blc blg blk bll blo bls blu bob boc bog bok bol boo bos bou bsb bsc bsg bsk bsl bso bss bsu bub buc bug buk bul buo bus buu c-- cbb cbc cbg cbk cbl cbo cbs cbu ccb ccc ccg cck ccl cco ccs ccu cgb cgc cgg cgl cgo cgs cgu ckb ckc cko cks cl- clb clc clg clk cll clo cls clu co- cob coc cog cok col coo cos cou csb csc csg csk csl cso css csu cub cuc cug cuk cul cuo cus cuu gbc gbg gbk gbl gbo gbs gbu gcb gcc gcg gck gcl gco gcs gcu ggb ggc ggg ggo ggs ggu gkb gko gks glb glc glg glk gll glo gls glu gob goc gog gok gol goo gos gou gsb gsc gsg gsk gsl gso gss gsu gu- gub guc gug guk gul guo gus guu kbb kbc kbk kbl kbo kbs kbu kcb kcc kcg kck kcl kcs kcu kgb kgc kgl kgo kgs kgu kkb kkc kkk kkl kks kku kl- klb klc klg klo kls klu kob koc kog kok kol koo kos kou ksb ksc ksg ksk ksl kso kss ksu kub kuc kug kuk kul kus kuu lbb lbc lbg lbk lbl lbo lbs lbu lcb lcc lcg lck lcl lco lcs lcu lgb lgc lgg lgk lgl lgo lgs lgu lkb lkg lkl lks llb llc llg llk lll llo lls llu lob loc log lok lol loo los lou lsb lsc lsg lsk lsl lso lss lsu lub luc lug luk lul luo lus luu ob- obb obc obg obk obl obo obs obu oc- ocb occ ocg ock ocl oco ocs ocu ogc ogg ogl ogo ogs okb okc okg okk okl oko oks oku olb olc olg olk oll olo ols olu oo- oob ooc oog ook ool ooo oos os- osb osc osg osk osl oso oss osu ou- ouc ouk oul ouo ous sbb sbc sbg sbk sbl sbo sbs sbu scb scc scg sck scl sco scs scu sgb sgc sgg sgk sgl sgo sgs sgu sk- skb skc skg skk skl sko sks sku slb slc slg slk sll slo sls slu sob soc sog sok sol soo sos sou ss- ssb ssc ssg ssk ssl sso sss ssu sub suc sug suk sul suo sus suu ubb ubc ubg ubk ubl ubo ubs ubu ucb ucc ucg uck ucl uco ucs ucu ugb ugc ugg ugk ugl ugo ugs ugu ukb ukc ukk ukl uku ulb ulc ulg ulk ull ulo uls ulu uob uoc uog uok uol uoo uos usb usc usg usk usl uso uss usu uuc uug uus uuu

-ous bbbb bbbs bblb bbls bcbc bcbg bcbs bccc bccl bccs bcgs bcos bcsc bcsl bcss bcuc bggs blcu blkb blls blob bloc blog blok bloo blou blss blub blus bobb bobo bobs bobu bock boco bocs bocu bogg bogo bogs boko boks boku bolg bolk boll bolo bols bolu boob booc boog book bool boos bosc bosk boso boss bosu bouk boul bous bscs bsgs bslc bsos bssc bubb bubo bubs bubu bucc buck buco bucs bucu bugg bugo bugs bukk buko buku bulb bulg bulk bull buls bulu buol busc busk buss busu buus c-bo cbbc cbbs cbcc cbcl cbcs cbcu cbgb cbkg cbkl cbko cblb cblc cbol cbsc cbus ccbc cccb cccc cccl cccs cccu ccgc ccgs cclc cclg ccls ccob ccoc ccsg ccsl ccss ccuc ccus cgcc cgcg cggs cgsb cgss ckbc ckck ckcl ckco ckcs ckgl ckgo cklg ckob ckoc ckoo ckos cksb cksl ckso clkg clob clog clok cloo clos clou clsc club cobb cobo cobs cobu cock coco cocu cogo cogs cok- coko col- colb colk coll colo cols colu coob cook cool coos cosc cosl coso coss coub couk coul cous cscb cscc cscl csco cscs csks cslu csob csos csus cub- cubb cubs cucc cuck cuk- culb culc culk cull culo culs cusb cusg cusk cuso cuss cusu gbbo gbbs gc-c gcbc gccc gccs gclc gcos gcss gcsu ggcl gggg ggss glbc glcc glob glog glos glou glub glug gobl gobo gobs gogo gogs goku golk goll golo gols golu goog gook gool goos goso goss gosu gou- goug gouk goul gous gskb gsoc gsos gubb gubs gubu guck gugb gugg gugu gulb gull gulo guls gulu guos gusb guss guus k-lo k-os kbbb kbbc kbbg kbbk kbbl kbbo kbbs kbbu kbcb kbck kbcl kbco kbcs kbcu kbgb kbgg kbgl kbgo kbkb kbkg kbkk kbkl kbko kblb kblg kbll kblo kbls kblu kbob kboc kbok kboo kbos kbsb kbsg kbsk kbso kbss kbsu kbub kbuc kbuk kbul kbus kbuu kcbc kcbk kcbl kcbs kcbu kccb kccc kcck kccl kccu kcgc kcgl kcgs kckc kckk kckl kcko kclc kclk kcll kcls kclu kcob kcog kcol kcos kcou kcsb kcsc kcsg kcss kcsu kcub kcuk kcul kgbb kgbc kgcb kgcc kgcl kggg kggl kggo kgkl kgks kglb kglk kglo kgls kgol kgos kgou kgsl kgso kgus kkbb kkbg kkbl kkbo kkbs kkcb kkck kkcl kkco kkcs kkgb kkgl kkgo kkkk kklb kklc kkll kklo kkls kkob kkol kkoo kkss kksu kkus kkuu klbb klbc klbl klbs klbu klcb klcc klck klcl klcs klgb klgl klgo klgu klkc klkk klkl klko klks kllb kllc kllk klls klob kloc klog klok klol kloo klos klou klsc klsu klub klug kluk kluu kobb kobc kobk kobo kobs kobu kocb kock kocs kogb kogg kogl kogo kogu kokb kokc kokk koko koks koku kolb kolc kolg kolk koll kolo kols kolu koob kooc koog kook kool kooo koos koou kos- kosb kosc kosg koso koss kosu koub koul kous kouu ksbc ksbl ksbs kscb ksck kscl ksco kscs kscu ksgc ksgg ksgl ksgu kskb kskg kskk ksko ksks ksku kslb kslc kslg kslk