a-a aaa aam aao aas aay ama amm amo ams amy aoa aom aoo aos as- asa asm aso ass asy ay- aya ayo ays m-o maa mam mao mas may mma mmm mmo mms moa mom moo mos moy msa msm mso mss msy my- mya mym myo mys oaa oam oao oas om- oma omm omo oms omy oo- ooa oom ooo oos os- osa osm oso oss oya oyo oys saa sam sao sas say sma smm smo sms smy soa som soo sos soy ss- ssa ssm sso sss sy- sya sym sys yaa yam yao yas yay yma ymm ymo yms yom yoo yos yoy ysa ysm yso yss ysy yys yyy