a-a a-b a-i aaa aab aai aam aav ab- aba abb abi abm abv ai- aia aib aii aim aiv ama amb ami amm amv av- ava avb avi avm baa bab bai bam bav bba bbb bbi bbm bi- bia bib bii bim biv bma bmb bmi bmm bmv bva bvb bvi bvm bvv i-v ia- iaa iab iai iam iav iba ibb ibi ibm ibv iia iib iii iim im- ima imb imi imm imv iva ivb ivi ivv m-v maa mab mai mam mav mba mbb mbi mbm mbv mi- mia mib mii mim miv mma mmb mmi mmm mmv mva mvb mvi mvm mvv v-a vaa vab vai vam vav vba vbi vbm vbv vi- via vib vii vim viv vm- vma vmi vmm vva vvb vvi vvm vvv