a-a a-b aaa aab aam aan aav aay ab- aba abb abm abn abv aby ama amb amm amn amv amy an- ana anb anm ann anv any av- ava avb avm avn avy ay- aya ayn baa bab bam ban bav bay bba bbb bbm bbn bby bma bmb bmm bmn bmv bna bnb bnn bnv bva bvb bvm bvn bvv by- bya bym byn m-v maa mab mam man mav may mba mbb mbm mbv mma mmb mmm mmn mmv mna mnb mnm mnn mva mvb mvm mvn mvv mvy my- mya myb mym myn myv naa nab nam nan nav nay nba nbb nbm nbn nbv nma nmb nmm nmn nna nnb nnm nnn nnv nva nvb nvm nvn nvv nya nym nyn nyy v-a vaa vab vam van vav vay vba vbm vbv vm- vma vmm vmn vn- vna vnm vnv vva vvb vvm vvv vym vyn yaa yab yam yan yav yay ybm yby yma ymm yna ynn yny yva yvy yyb yyy