a-ha a-ya aaaa aaac aaah aaca aacc aach aact aacy aaha aata aatc aatt ac-t acaa acac acat acca accc acch acct accy acha achh acht achy acta actc acth actt ahac ahah ahat ahha ahta at-t ataa atac atat atay atca atcc atch atha athy atta atty atya ayah ayat ayay ayca ayta ayth ayya caaa caac caah caat cac- caca cacc cach caha caht cat- cata catc cath catt caty ccaa ccac ccat ccca cccc ccha cchy cctc cctt chaa chac chah chat chay chca chch chha chtt chy- chyc ctca ctta cya- cyaa cyc- cyca cycc cyt- cyta cyy- cyyc haat haha haht hata hath hatt haya hayt hcat hcca hccc hcch hhaa hhat hhhh htcc taa- taat taca tacc tach tact tacy taha tata tath tatt taty taya tayt tayy tcca tccc tch- tcha tchh tctc thaa that thay thca thch thyh tttt tyht tyta tytt tyty yacc yacy yata yaya ycat yccc ycch yctc yhat ytay ytch ytht yyyy