a-a a-c aaa aac aam aav aay ac- aca acc acm acv acy ama amc amm amv amy av- ava avc avm avy ay- aya ayc c-- caa cac cam cav cay cca ccc ccm ccv cma cmc cmm cmv cmy cva cvc cvm cvv cya cyc cym m-v maa mac mam mav may mc- mca mcc mcm mcv mma mmc mmm mmv mva mvc mvm mvv mvy my- mya myc mym myv v-a vaa vac vam vav vay vca vcc vcm vcy vm- vma vmc vmm vva vvc vvm vvv vym yaa yac yam yav yay yca ycc ycv ycy yma ymc ymm yva yvy yyc yyy