a-be a-do a-ya a-yo aaaa aaab aaad aaae aaaf aaba aabb aabd aaby aada aade aaea aafa aafb aafd aaff aaoe aaoo abaa abab abad abae abaf abay abb- abba abbb abbe abbo abby abda abdo abdy abed abee abey abff aboa abob abod abof aboo aboy abye abyy adaa adab adad adae adao aday adba adda addd adde addo addy adea adeb adee adeo adey adfa adob adod adoe adoo adya adye aeaf aeby aede afaa afad afao afdb afee affa affo affy afoa afoe afoo afye aoba ay-o ayad ayao ayay ayda ayed ayod ayoo ayya baaa baad baaf baba babb babe babo baby bada badb badd bade bado bady baed baff bafo baya baye bayo bbad bbay bbbb bbdd bbdo bbeb bboy bbyo bday bead beaf beay beba bebb bebe bebo beby beda bede bedo beeb beed beef beey befa befe beff befo beo- beod beof beya beye boab boad boba bobb bobe bobo boby boda bodb bode bodo body boea boee boef boeo boey bofa bofd bofe boff boob bood booe boof boya boyd boye boyf boyo byde byed byoa byob byod byyd d-bo daab daad daae daba dabb dabo dada dade dado dady daeb dafa dafe daff dafo daya daye dayo dbfo dboy dday dddd dead deae deaf deba debe deby deda dedd dede dedo deeb deed deef defe deff defo defy deya deye deyf deyo dfaf dffa dfoe doab doae doba dobb dobe doby dod- doda dodd dode dodo dody doea doff doob dood doof doya doye doyo dya- dyab dyad dyaf dybe dydd dyde dyea dyed dyey dyf- dyo- dyoo eaaf eaba eada eadb eadd eady eafb ebay ebba ebbo ebby ebed eboe eboo eboy ebya edad eday edda edde eddo eddy ede- edea edfa edod eeby eede eeea eeee eefa eefe efab efda efeo effa effy efya eode eyeb eyed eyey faaa faad faba fabd fabe fabo fada fadd fade fado fady faeb fafa fafe faff fafo faya fayd faye fayo fday fdoa fead feaf feba febo feda fede feeb feed fefe feff fefo feod feof ffee ffff foad foaf foba foda fode fody foed fofo food foof foya fyeo fyfe o-eo oade oafo obad obay obba obbo obby obea obed obey oboe oboy oday odbo odda oddd oddy odea oded odeo odoo oedo oeya oeye oeyo ofay off- offa offe offo offy ooaa ooba oobe ooby ooda ooff oofy oooo oyda oyee yaaf yaba yabo yada yade yado yafa yafe yaff yafo yaya yayo ydad yday ydee yead yeaf yedd yede yedo yeed yefe yeff yeof yeye yeyo yfed yoba yobo yoda yode yodo yoff yood yoof yoye yoyo yyfe yyff yyyy