a-ya a-yo aaaa aaab aaaf aaar aaba aabb aabt aaby aafa aafb aaff aaoo aara aaro aart aata aatf aatt abaa abab abaf abar abat abay abb- abba abbb abbo abbr abbt abby abff aboa abob abof aboo abor abot aboy abra abro abry abta abyt abyy afaa afao afar afat affa affo afft affy afoa afoo afor afr- afra afro afta afty aoba aora aorb aort aotf arab araf arar arat aray arba arby arfa arfb arff arft aroa arob aroo aror arr- arra arro arrr arrt arry arta arto artr arty ary- arya at-t ataa atab atar atat atay atfb atob atof ator atot atoy atra atro atry atta atto attr atty atya ay-o ayao ayar ayat ayay ayoo ayot ayra ayry ayta ayto ayya baaa baaf baar baat baba babb babo babr baby baff bafo baft bar- bara barb barf baro barr bart bary bata batf bato batt baty baya bayo bayt bbay bbbb bboy bbyo bfta bftt boab boar boat boba bobb bobo boby bofa boff boob boof boor boot bor- bora borf boro borr bort bory bota botb boto bott boty boya boyf boyo brab braf brao brat bray broa brob broo bror brot brrr bry- brya bryo btaa btaf btob btor btrt btry bttb byar byoa byob byrt faaa faba fabo fafa faff fafo fara farb faro farr fart fary fata fatf fato fatt faya fayo fayt fbar ffar ffff ffrr fftf foaf foar foba fobt fofo foof foot for- fora forb foro forr fort fota foto fott foty foya foyt frab frat fray frob frot frta frya ftfy fyar fyra fyry oafo oara oary oaty obay obba obbo obby obor obot oboy obra obro ofay off- offa offo offr offy ofor ofra ofta ooaa ooba ooby ooff oofy oooo oora oort oory ootb ooty orab orao orar orat oray orba orbb orbo orby orff oro- orof oror orot oroy orra orro orry orta orto orya otar otay oto- otof otoo otor otoy otra otro otry otta otto otyr raab raaf raat raba rabb rabo raby rafa raff raft raob rara rarb rarf raro rary rata ratf rato ratt raty raya rayr rayt rbaf rbbb rbbr roab roaf roar roat rob- roba robb robo robt roby roff rofo roob roof roor root rora roro rort rory rota roto rotr rott roty roya royt rrat rrrr rtbf rtfb ryat ryba ryff ryft ryob ryot rytt ryyf ryyt taa- taaf taar taat taba tabb tabo taby tafa taff tafo taft taoa taor tara tarb tarf taro tarr tart tary tata tatb tato tatr tatt taty taya tayo tayt tayy tbaf tbar tbrb tbta tbyf tfot to-y toab toat toay toba tobo tobt toby tofa toff tofo toft tooa toof toor toot tora torf toro torr tort tory tota toto totr tott toty toya toyb toyo toyt traa trab traf trao trat tray trfr troa troo trot troy trra trtr try- trya tryb tryo ttab ttbb ttfa ttff ttoy tttt tyar tybo tyff tyft tyr- tyra tyrf tyro tyrr tyta tyto tytt tyty yaaf yaar yaba yabo yafa yaff yafo yaft yara yarb yaro yarr yart yary yata yaya yayo ybor ybry yoar yoba yobo yoff yoof yoot yoro yort yory yota yott yoyo yrof ytay yyff yyyy