a-ya aaaa aaac aaca aacc aact aacy aata aatc aatt ac-t acaa acac acat acca accc acct accy acta actc actt at-t ataa atac atat atay atca atcc atta atty atya ayat ayay ayaz ayca ayta ayya aza- azat azay azaz azca azza caaa caac caat cac- caca cacc cat- cata catc catt caty catz caza cazy ccaa ccac ccat ccca cccc cctc cctt ctca ctta cya- cyaa cyc- cyca cycc cyt- cyta cyy- cyyc czyz taa- taat taca tacc tact tacy tata tatt taty tatz taya tayt tayy taza tazz tcca tccc tctc tttt tyta tytt tyty tzzt yacc yacy yata yaya yaza yazz ycat yccc yctc ytay yyyy zaat zaca zaya zaza zcta zzzz