a-ya aaaa aaab aaam aaap aaba aabb aabm aabp aaby aama aamb aamp aapa aapm aaup abaa abab abam abap abau abay abb- abba abbb abby abma abmb abpa abpm abpp abua abum abuy abyy amaa amam amap amay amb- amba ambu amby amm- amma ammu ampa ampm amua amum amya apam apap apay apba apma appa appu appy apua apum apup auaa auby auma ayam ayay ayma ayub ayup ayya baaa baam baba babb babm babu baby bama bamb bamm bamp bamu bapa bapp bapu bau- baum baya bayu bbau bbay bbbb bmaa bpay buba bubb bubu bum- buma bumb bump bupa buyu byam maaa maam maap maba mabu maby mama mamp mamu mamy mapa mapp mapu maua maum maup may- maya mayu mbam mbba mmaa mmab mmap mmmm mmpa mmpu mmyy mpaa mpay mppp muay muma mumm mump mumu mumy muya mybb myma mymp mymy mypa paap paba pabu pam- pama pamb pamm pamp papa papb papp papy paua paum paup pay- paya payb paym payp pbpa pmaa pmma pmmp pmmu pmpm ppap pppa pppp pubu puma pump pumy pupa pupu pupy puy- puya pyay pym- pypy uaua ubay ubba umaa umap umay umb- umba umma upay upby upma upmy uppa uppp uppu uppy upup upya uuuu yaba yama yamb yamm yamp yapa yapp yaup yaya yayu yuba yubu yuma yump yuya yuyu yyyy