a-ya a-yo aaaa aaab aaar aaba aabb aabt aaby aaoo aara aaro aart aata aatt abaa abab abar abat abay abb- abba abbb abbo abbr abbt abby aboa abob aboo abor abot aboy abra abro abry abta abyt abyy aoba aora aorb aort arab arar arat aray arba arby aroa arob aroo aror arr- arra arro arrr arrt arry arta arto artr arty ary- arya at-t ataa atab atar atat atay atob 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 baar baat baba babb babo babr baby bar- bara barb baro barr bart bary bata bato batt baty baya bayo bayt bbay bbbb bboy bbyo boab boar boat boba bobb bobo boby boob boor boot bor- bora boro borr bort bory bota botb boto bott boty boya boyo brab brao brat bray broa brob broo bror brot brrr bry- brya bryo btaa btob btor btrt btry bttb byar byoa byob byrt oara oary oaty obay obba obbo obby obor obot oboy obra obro ooaa ooba ooby oooo oora oort oory ootb ooty orab orao orar orat oray orba orbb orbo orby oro- oror orot oroy orra orro orry orta orto orya otar otay oto- otoo otor otoy otra otro otry otta otto otyr raab raat raba rabb rabo raby raob rara rarb raro rary rata rato ratt raty raya rayr rayt rbbb rbbr roab roar roat rob- roba robb robo robt roby roob roor root rora roro rort rory rota roto rotr rott roty roya royt rrat rrrr ryat ryba ryob ryot rytt ryyt taa- taar taat taba tabb tabo taby taoa taor tara tarb taro tarr tart tary tata tatb tato tatr tatt taty taya tayo tayt tayy tbar tbrb tbta to-y toab toat toay toba tobo tobt toby tooa toor toot tora toro torr tort tory tota toto totr tott toty toya toyb toyo toyt traa trab trao trat tray troa troo trot troy trra trtr try- trya tryb tryo ttab ttbb ttoy tttt tyar tybo tyr- tyra tyro tyrr tyta tyto tytt tyty yaar yaba yabo yara yarb yaro yarr yart yary yata yaya yayo ybor ybry yoar yoba yobo yoot yoro yort yory yota yott yoyo ytay yyyy