a-ya aaaa aaab aaac aaal aaba aabb aabc aabl aaby aaca aacb aacc aacl aacu aacy aala aalc aall aalu abaa abab abac abal abau abay abb- abba abbb abby abca abcb abcc abcl abla ably abua abul abuy abyc abyy acaa acab acac acba acbl acca accc accu accy acla aclc aclu acu- acul acyl alaa alac alal alau alay alb- alba albc albu alby alca alcc all- alla alll allu ally alua alya auaa auby auca aul- aula aull aulu ayal ayay ayca ayla ayub ayya baaa baal baba babb babu baby bac- baca bacc bala balc ball balu baly bau- baul baya bayl bayu bbau bbay bbbb bblb bcaa bcbc bcca bccc bccl bcuc blaa blab blac blau blay blcu blub bly- bual buba bubb bubu buca bucc bucu bula bulb bull bulu buyl buyu byla byul caaa caab caac caal caba cabu caby cac- caca cacc cala calc call calu cauc caul cbac cbal cbbc cbca cbcc cbcl cbcu cblb cblc ccaa ccab ccac ccba ccbc ccca cccb cccc cccl cccu ccla cclc ccuc clab clau clay club cly- cuau cub- cuba cubb cuby cuca cucc cula culb culc cull cuy- cuyl cya- cyaa cyba cybb cybc cyc- cyca cycb cycc cycl cyl- cylc cyll cyul cyy- cyyc laaa laac laal laba labu laby laca lacc lacl lacu lacy lala lall lalu laub laul laya lbcc lcac lcbc lcca lccc llay llcc lllc llll luau luay luba luby luca lucy lula lull lulu luua lyc- lyla lyly uabc uaca uaua ubac ubal ubay ubba ubla ubly ucal ucbc ucca ucla ucua ulaa ulay ulbc ulcc ulla ully ulua ulul uulu uuuu yaba yacc yacy yala yall yalu yaul yaya yayu ycab yccc ylay ylla yuba yubu yuca yula yulu yuya yuyu yyyy