a-a a-b aaa aab aam aan aas aau aay ab- aba abb abm abn abs abu aby ama amb amm amn ams amu amy an- ana anb anm ann ans anu any as- asa asb asm asn ass asu asy au- aua aub aum aun aus ay- aya ayn ays ayu b-u baa bab bam ban bas bau bay bba bbb bbm bbn bbs bbu bby bma bmb bmm bmn bms bmu bna bnb bnn bns bnu bsa bsb bsm bsn bss bsu bsy bua bub bum bun bus buu buy by- bya bym byn bys byu maa mab mam man mas mau may mba mbb mbm mbs mbu mma mmb mmm mmn mms mmu mna mnb mnm mnn mns mnu msa msb msm msn mss msu msy mua mub mum mun mus muu muy my- mya myb mym myn mys myu naa nab nam nan nas nau nay nba nbb nbm nbn nbs nbu nma nmb nmm nmn nms nmu nna nnb nnm nnn nns nnu nsa nsb nsm nsn nss nsu nsy nua nub num nun nus nuu nuy nya nym nyn nys nyu nyy saa sab sam san sas sau say sba sbb sbm sbn sbs sbu sby sma smb smm smn sms smu smy sna snb snm snn sns snu sny ss- ssa ssb ssm ssn sss ssu sua sub sum sun sus suu suy sy- sya syb sym syn sys syu ua- uaa uab uam uan uas uau uay uba ubb ubn ubs ubu uby um- uma umb umm umn ums umu un- una unb unm unn uns unu uny usa usb usm usn uss usu uua uum uun uus uuu uys uyu yaa yab yam yan yas yau yay ybm ybs yby yma ymm yms yna ynn yns ynu yny ysa ysb ysm yss ysu ysy yua yum yun yus yuu yuy yyb yys yyu yyy