a-be a-ya aaaa aaab aaae aaap aaba aabb aabp aaby aaea aaep aapa aaup abaa abab abae abap abau abay abb- abba abbb abbe abby abee abey abpa abpp abua abue abuy abye abyy aeap aeby apap apay apba apea apep apeu appa appu appy apua apup auaa aube auby ayay ayub ayup ayya baaa baba babb babe babu baby bapa bape bapp bapu bau- baya baye bayu bbau bbay bbbb bbeb beap beau beay beba bebb bebe beby beeb beep beey beya beye bpay bpea buba bubb bube bubu buea bueu bupa buyu eaba eapp ebay ebba ebby ebya eeby eeea eeee epaa epee eppa eppp eppy epub euba eyeb eyey eype eyup paap paba pabu paea paep papa papb pape papp papy paua paup pay- paya payb paye payp pbpa peab peap peau peay peba peep pepa pepe ppap pppa pppp ppye pu-e pube pubu pueu pupa pupe pupu pupy puy- puya pyay pyep pype pypy uaua ubay ubba ubbe ueba upay upbe upby uppa uppe uppp uppu uppy upup upya uuuu uyea yaba yapa yape yapp yaue yaup yaya yayu ye-u yeap yeep yepe yepp yeue yeye yuba yubu yuea yuya yuye yuyu yyyy