a-ya aaaa aaab aaap aaas aaba aabb aabp aaby aapa aaps aasa aass aasu aaup aaus abaa abab abap abas abau abay abb- abba abbb abbs abby abpa abpp abps abs- absa absp abss absu abua abus abuy abys abyy apap apas apay apba apbs appa apps appu appy apsa apss apsu apua apup apus asaa asab asap asas asau asay asba asbu asby aspa asps aspy assa assp asss assu assy asub asus asya auaa auby aups ausa ausu ayas ayay aysu ayub ayup ayya baaa baas baba babb babs babu baby bapa bapp baps bapu basa bass basu bau- baya bays bayu bbas bbau bbay bbbb bbbs bpay bpsa bpsu bsaa bsap bsas bspp bsup buba bubb bubs bubu bupa bups busa buss busu busy buus buys buyu byas bysb bysp byss bysy paap paas paba pabu papa papb papp paps papy pasa pasp pass paua paup paus pay- paya payb payp pays pbpa pbsa pbsp ppap pppa pppp ppps ppss psap psas pspp psps pssa psy- psys puas pubs pubu pupa pups pupu pupy pusa puss puy- puya puys pyas pyay pypy pysa pyss saab saap saas saba sabb sabs sabu sapa sapp saps sapy sasa sass saua saup saus saya sayp says sbaa sbas sbbs sbsa sbsp sbus sp-a spap spas spau spay spby spps spsa spsp spss spus spy- spys ssaa ssab ssap ssas ssau ssby sspa ssps sssa sssb ssss suas suay sub- suba subb subs sup- supa supp sups supy sus- susa susp suss susu susy suus suya suyu syss uasa uasp uaua ubay ubba upas upay upby uppa uppp uppu uppy upsa upsy upup upya us-a usaa usap usas usba usbs uspa uspp usps ussa ussb usss ussu ussy usua usus uuuu uyas yaas yaba yapa yapp yaps yasa yass yasu yaup yaya yays yayu ybas ybbs ysay ysby yssu ysyb yuba yubu yups yusa yuya yuyu yyyy