a-a aaa aao aar aas aav aay aoa aoo aor aos aov ar- ara aro arr ars arv ary as- asa aso asr ass asv asy av- ava avo avr avs avy ay- aya ayo ayr ays oaa oao oar oas oav oo- ooa ooo oor oos oov or- ora oro orr ors orv ory os- osa oso osr oss osv ov- ova ovo ovs ovv oya oyo oys ra- raa rao rar ras rav ray roa roo ror ros rov roy rra rrr rrs rsa rso rsr rss rsv rva rvo rvr rvs rvv rvy ry- rya ryo ryr rys ryy saa sao sar sas sav say soa soo sor sos sov soy sr- sra sro srr srs srv sry ss- ssa sso ssr sss ssv sva svo svr svs svv svy sy- sya syr sys v-a vaa vao var vas vav vay voa voo vor vos vov voy vra vrr vrs vry vsa vso vsr vss vsv vva vvo vvr vvs vvv yaa yao yar yas yav yay yoo yor yos yoy yra yro yrs ysa yso ysr yss ysy yva yvo yvr yvy yys yyy