a-a a-b aaa aab aah aas aaw aay ab- aba abb abh abs abw aby aha ahb ahh ahs ahw ahy as- asa asb ash ass asw asy aw- awa awb awh aws aww awy ay- aya ayh ays ayw baa bab bah bas baw bay bba bbb bbh bbs bbw bby bha bhb bhh bhs bhw bsa bsb bsh bss bsw bsy bwa bwb bwh bws bwy by- bya byh bys haa hab hah has haw hay hba hbb hbh hbs hbw hby hha hhb hhh hhs hhw hhy hsa hsb hsh hss hsw hsy hw- hwa hwb hws hww hwy hy- hya hyb hyh hys hyw hyy saa sab sah sas saw say sba sbb sbh sbs sbw sby sh- sha shb shh shs shy ss- ssa ssb ssh sss ssw swa swb swh sws swy sy- sya syb syh sys waa wab wah was waw way wba wbb wbs wbw wh- wha whb whh whs whw why wsa wsb wsh wss wsw wwa www wy- wya wys yaa yab yah yas yaw yay ybs yby yha yhs yhw ysa ysb yss ysy yyb yys yyy