a-ha a-ya aaaa aaab aaac aaah aaar aaba aabb aabc aabh aaby aaca aacb aacc aach aacr aacy aaha aara aarc abaa abab abac abar abay abb- abba abbb abbr abby abca abcb abcc abch abcr abha abhr abra abrc abry abyc abyy acaa acab acac acar acba acca accc acch accy acha achh achr achy acr- acra acrc acrr acry ahab ahac ahah ahar ahha ahra ahrc ahrr arab arac arah arar aray arba arbh arby arc- arca arch arh- arr- arra arrc arrh arrr arry ary- arya ayah ayar ayay ayca ayra ayry ayya baaa baah baar baba babb babr baby bac- baca bacc bach baha bahr bar- bara barb barc barh barr bary baya bayh bbay bbbb bbch bbrc bcaa bcar bcbc bcca bccc bcra bhar bhca bhcc bhra brab brac brah bray brca brcb brrr bry- brya byar bych caaa caab caac caah caba caby cac- caca cacc cach cacr caha cara carb carc carr cary cayr cbac cbar cbbc cbca cbcc cbcr cbha cbrh cbry ccaa ccab ccac ccar ccba ccbc ccca cccb cccc ccha cchr cchy ccra ccrc chaa chab chac chah char chay chca chch chha chra chrb chrc chrr chy- chyc crab crac crar cray crbc crca crcc crcr cry- crya cryb cya- cyaa cyar cyba cybb cybc cyc- cyca cycb cycc cyra cyy- cyyc haab haar haba haby haha hara harc harh harr hary haya hayr hbar hcbc hcca hccb hccc hcch hhaa hhhh hrac hrrc hryb hyar raab raba rabb raby rac- raca racc rach racy raha rahr rahy rara rarb rary raya rayr rbbb rbbr rcac rcbc rccb rccc rchb rcyc rrah rrrr ryba rych ryhb yaar yaba yacc yacy yara yarb yarr yary yaya ybry ycab yccc ycch yhar yyyy