ood ooh ooi ook oon ooo oos os- osa osc osd ose osh osi osk osn oso oss oya oyd oye oyi oyo oys saa sac sad sae sah sai sak san sao sas say sca scc scd sce sch sci sck scn sco scs sda sdc sdd sde sdh sdi sdk sdn sdo sds sdy se- sea sec sed see seh sei sek sen seo ses sey sh- sha shc shd she shh shi shk shn sho shs shy sia sic sid sie sih sii sik sin sio sis sk- ska skc skd ske skh ski skk sko sks sky sna snc snd sne sni snk snn sno sns sny soa soc sod soe soh soi sok son soo sos soy ss- ssa ssc ssd sse ssh ssi ssk ssn sso sss sy- sya syc syd sye syh syi syk syn sys yaa yac yad yae yah yai yak yan yao yas yay yca ycc ycd yce ych yci yco ycs ycy yda yde ydn ydo yds ydy yea yec yed yee yeh yei yek yen yeo yes yey yha yhc yhe yhi yhs yid yie yih yii yin yio yis yka yki ykk ykn yna ynd yne ynk ynn yns yny yoc yod yoe yoi yok yon yoo yos yoy ysa ysc yse ysi ysk yso yss ysy yyc yye yys yyy