bbbb bbci bblb bcbc bcbp bccc bcci bccl bcpl bcpp bcuc bcup bibb bibi bibl bicc bici bick biku bili bilk bill bilu bily bipp bipu bkcy blcu blic blik blip blkb blub blup bly- blyk bpcp bubb bubi bubu bucc buci buck bucu buic buik buiu buki bukk buku buky bulb buli bulk bull bulu bupc buyi buyl buyu byck byik byil byki byul cbbc cbcc cbcl cbcp cbcu cbkl cblb cblc cbpc cbpp ccbc cccb cccc ccci cccl cccp cccu ccic ccii ccil ccip cclc ccli ccpl ccpp ccuc ccup cibc cibi cicc cici cicu ciii cili cilk cill cilp cipp ciuc ciup ciyu ckbc ckbi ckck ckcl ckcy ckpc ckyl clib clic clii clik clip clpb clpp club cly- clyk cpbc cpcu cpic cplc cub- cubb cubi cuby cucc cuci cuck cui- cuil cuk- culb culc culk cull culp cupl cupp cuy- cuyl cuyp cybb cybc cybi cyc- cycb cycc cycl cyl- cylc cyll cypc cyul cyy- cyyc i-by ibly ibuy ibyi icbc icbp iccb iccc icci iccl iccp iccu icky icll iclp icpc icub icup iiii iiuc ikki ikky ikyl ilbc ilic ilki ilku ill- illi illp illy iluy ipbk ipcc ipil ippc ippy iucc iuiu iupp k-ci kbbb kbbc kbbi kbbk kbbl kbbu kbcb kbci kbck kbcl kbcu kbcy kbib kbic kbik kbil kbiu kbiy kbkb kbkk kbkl kbky kblb kbll kblp kblu kbpc kbpi kbpk kbpu kbpy kbub kbuc kbuk kbul kbup kbuu kbuy kbyb kbyi kbyu kcbc kcbi kcbk kcbl kcbu kccb kccc kcci kcck kccl kccu kccy kcic kcii kcil kciu kckc kckk kckl kcky kclc kcli kclk kcll kclu kcly kcpc kcpi kcpl kcpu kcub kcui kcuk kcul kcup kcyk kcyl kcyy kibb kibc kibi kibl kibu kiby kicb kicc kick kicl kicp kicy kiic kiii kiik kiip kiiu kikc kiki kikk kiku kilb kili kilk kill kilp kip- kipi kipl kipp kipu kiul kiup kiuu kiyi kiyk kiyu kkbb kkbi kkbl kkcb kkci kkck kkcl kkcy kkic kkik kkkk kklb kklc kkli kkll kkpc kkpk kkpl kkup kkuu kkyc kkyy klbb klbc klbl klbu klcb klcc klci klck klcl klcy klib klic klik klil klip kliu klkc klkk klkl klky kllb kllc kllk kllp klly klpc klpi klub kluk klup kluu klyc klyk klyy kpbb kpbi kpbl kpcc kpcl kpkk kpkl kpky kplc kplk kplu kply kppc kppk kppl kppp kpub kpul kpyk kubb kubc kubu kuby kucb kucc kuci kucp kuic kuik kuil kuki kukk kukl kuku kuky kulb kuli kull kulp kulu kuly kupb kupl kupu kuub kuuk kuul kuuu kuyi kuyu kuyy kybb kybc kybi kybp kyby kycc kyck kykc kykk kyky kyli kyll kyp- kypb kypc kyuk kyul kyuu kyyi kyyk kyyy lbcc lcbc lccc lcpc lcpl libc libu lick liii liku lilb lili lill lilu lily lip- lipb lipc lipi lipl lipp lipu lipy liyl liyu llcc lllc llll lppl luby luci luck lucy luik luki luky luli lull lulu lupi lupu luuk luup luyi lyc- lyik lyly pbcc pbil pblu pbpk pcbc pccc pccl pcip pclk pcll pcpb pcpp pibb pibi picc pici pick picu picy piip piki pikk piku piky pil- pili pilk pill pilu pily pipi pipp pipy pkib plcc plib plik plip plkk plpp pluk plup ppcc ppci ppib ppic ppli pppp publ pubu puck puiu puki puku puky puli pulk pull pulp pulu puly pupi pupl pupu pupy puuc puy- puyi pyck pyic pykk pyl- pyli pyll pypy ubbi ubic ubii ubik ubli ubly ubpc ucbc ucci uccp ucil ucky ucpb uipi ukcc ukip ukky ukup ulbc ulcc ulic ulik ulli ully uluk ulul upby upci upic uplb uppc uppp uppu uppy upup uucp uulu uuuu yccc yili yill ylli ylyk ypcc yubu yuck yuki yuku yuky yuli yulu yupi yuyu yyyy