-ey c-- ccc cce cck ccs cct ccu ce- cec cee cek ces cet ceu cey ckc cks ckt cky csc cse csk css cst csu csy ctc cte ctk cts ctt ctu cty cuc cue cuk cus cut cuu cuy cyc cye cyk cys cyt ec- ecc ece eck ecs ect ecu eec eee eek ees eet eey ekc eke eks ekt eku eky es- esc ese esk ess est esu esy etc ete etk ets ett etu ety eu- euc eue eus eut eyc eye eys eyt k-t kcc kce kck kcs kct kcu ke- kec kee kek kes ket key kkc kke kkk kks kkt kku kky ksc kse ksk kss kst ksu ktc kte ktk kts ktt ktu kuc kue kuk kus kut kuu kuy kyc kye kys kyt kyu scc sce sck scs sct scu se- sec see sek ses set seu sey sk- skc ske skk sks skt sku sky ss- ssc sse ssk sss sst ssu stc ste stk sts stt stu sty suc sue suk sus sut suu suy sy- syc sye syk sys syt syu tcc tce tck tcs tct tcu te- tec tee tek tes tet teu tey tkc tke tkk tks tkt tky tsc tse tsk tss tst tsu tsy ttc tte ttk tts ttt ttu tty tuc tue tuk tus tut tuu tuy tyc tye tys tyt ucc uce uck ucs uct ucu uec uee ues uet uey ukc uke ukk uku usc use usk uss ust usu utc ute utk uts utt utu uty uuc uue uus uut uuu uyc uys uyu ycc yce ycs ycu ycy yec yee yek yes yet yey ykk ysc yse ysk yss yst ysu ysy ytc yte ytk yts ytt ytu yue yuk yus yut yuu yuy yyc yye yys yyt yyu yyy