-ey c-- ccc cce cch cck ccs ce- cec cee ceh cek ces cey ch- chc che chh chk chs chy ckc ckh cks cky csc cse csh csk css csy cyc cye cyk cys ec- ecc ece ech eck ecs eec eee eek ees eey ehc ehe ehh ehs ekc eke ekh eks eky es- esc ese esh esk ess esy eyc eye eys hcc hce hch hck hcs hcy he- hec hee heh hek hes hey hhc hhe hhh hhk hhs hhy hkh hkk hks hsc hse hsh hsk hss hsy hy- hyc hye hyh hys hyy kcc kce kch kck kcs ke- kec kee keh kek kes key khe khh khk khs kkc kke kkh kkk kks kky ksc kse ksh ksk kss kyc kye kys scc sce sch sck scs se- sec see seh sek ses sey sh- shc she shh shk shs shy sk- skc ske skh skk sks sky ss- ssc sse ssh ssk sss sy- syc sye syh syk sys ycc yce ych ycs ycy yec yee yeh yek yes yey yhc yhe yhs ykk ysc yse ysk yss ysy yyc yye yys yyy