-ana a-ya aaaa aaab aaac aaan aaar aaba aabb aabc aaby aaca aacb aacc aacn aacr aacy aana aara aarc abaa abab abac aban abar abay abb- abba abbb abbr abby abca abcb abcc abcn abcr abra abrc abry abyc abyy acaa acab acac acan acar acba acca accc accy acr- acra acrc acrr acry ana- anaa anab anac anan anar anba anbb anca ancc ancy anna annb anny anrc anya arab arac aran arar aray arba arby arc- arca arna arr- arra arrc arrr arry ary- arya aryn ayan ayar ayay ayca ayna ayra ayry ayya baaa baan baar baba babb babr baby bac- baca bacc bacn bana banc bann banr bar- bara barb barc barn barr bary baya bbay bbbb bbrc bcaa bcar bcbc bcca bccc bcra bnrr bnya brab brac bran bray brca brcb brna brrr bry- brya bryn byan byar bync byrn caaa caab caac caan caba caby cac- caca cacc cacr cana canc cann cany cara carb carc carn carr cary cayr cbac cbar cbbc cbca cbcc cbcn cbcr cbna cbrn cbry ccaa ccab ccac ccar ccba ccbc ccbn ccca cccb cccc ccna ccnb ccnc ccnr ccny ccra ccrc cnaa cnac cnbc cnna cnrc cnrr crab crac cran crar cray crbc crca crcc crcr crna cry- crya cryb cryn cya- cyaa cyan cyar cyba cybb cybc cyc- cyca cycb cycc cyn- cyra cyy- cyyc cyyn naaa naab naac naan naar naba nabc naca nacc nan- nana nanb nann nany nara narc narn narr nary naya nbaa nbar nbbc nbca nbcc ncaa ncac ncar ncba ncbc ncca nccc nccn nccr ncna ncnc ncra ncrc nnnn nrab nrca nrna nrrc nyaa nyac nycc nycy nyny nyra nyrb raab raan raba rabb raby rac- raca racc racy rana ranc rann rany rara rarb rary raya rayn rayr rbbb rbbr rcac rcbc rccb rccc rcnr rcyc rnbr rrna rrrr ryan ryba ryna rynn yaan yaar yaba yacc yacy yana yann yara yarb yarn yarr yary yaya ybry ycab yccc ynca yryn yyyy