nns nsa nsb nsc nse nsh nsi nsk nsl nsn nss nsy nya nyc nye nyk nyl nyn nys nyy saa sab sac sae sah sai sak sal san sas say sba sbb sbc sbe sbh sbi sbk sbl sbn sbs sby sca scb scc sce sch sci sck scl scn scs se- sea seb sec see seh sei sek sel sen ses sey sh- sha shb shc she shh shi shk shl shn shs shy sia sib sic sie sih sii sik sil sin sis sk- ska skb skc ske skh ski skk skl sks sky sla slb slc sle slh sli slk sll sln sls sly sna snb snc sne sni snk snl snn sns sny ss- ssa ssb ssc sse ssh ssi ssk ssl ssn sss sy- sya syb syc sye syh syi syk syl syn sys yaa yab yac yae yah yai yak yal yan yas yay ybc ybe ybi ybl ybs yby yca ycc yce ych yci ycl ycs ycy yea yeb yec yee yeh yei yek yel yen yes yey yha yhc yhe yhi yhs yie yih yii yin yis yka yki ykk ykn ylc yle yli ylk yll yls yly yna yne ynk ynn yns yny ysa ysb ysc yse ysi ysk ysl yss ysy yyb yyc yye yys yyy