a-a a-c aaa aac aan aao aav aay ac- aca acc acn aco acv acy an- ana anc ann ano anv any aoa aoc aon aoo aov av- ava avc avn avo avy ay- aya ayc ayn ayo c-- caa cac can cao cav cay cca ccc ccn cco ccv cn- cna cnc cnn cno cnv cny co- coa coc con coo cov coy cva cvc cvn cvo cvv cya cyc cyn cyo naa nac nan nao nav nay nca ncc ncn nco ncv nna nnc nnn nno nnv no- noa noc non noo nov noy nva nvc nvn nvv nya nyc nyn nyo nyy oaa oac oan oao oav oc- oca occ ocn oco ocv on- ona onc onn ono ony oo- ooa ooc oon ooo oov ov- ova ovc ovo ovv oya oyo v-a vaa vac van vao vav vay vca vcc vcn vco vcy vn- vna vno vnv voa voc von voo vov voy vva vvc vvo vvv vyn yaa yac yan yao yav yay yca ycc yco ycv ycy yna ynn yny yoc yon yoo yoy yva yvo yvy yyc yyy