a-ha aaaa aaac aaaf aaah aaca aacc aacf aach aact aafa aafc aaff aaha aata aatc aatf aatt ac-t acaa acac acat acca accc accf acch acct acfc acft acha achh acht acta actc actf acth actt afaa afat afca afcc afch affa affc afft afta aftc ahac ahah ahat ahfa ahha ahta at-t ataa atac atat atca atcc atcf atch atfc atha atta caaa caac caaf caah caat cac- caca cacc cach cafa cafc caff caha caht cat- cata catc catf cath catt ccaa ccac ccaf ccat ccca cccc cccf ccfa ccfc ccff ccha cctc cctt cfaa cfac cfca cfcf cfta cftc cfth chaa chac chaf chah chat chca chch chfa chfc chha chtt ctca ctcf ctfc ctta faaa faac faah faca facc fach fact fafa fafc faff faha fata fatc fatf fath fatt fcat fcca fccf fcch ffcc ffff fftf ft-c ftfc haaf haat haff haft haha haht hata hath hatt hcat hcca hccc hcch hcfa hcfc hhaa hhat hhhh htcc htfc taa- taaf taat taca tacc tach tact tafa tafc taff taft taha tata tath tatt tcca tccc tcfc tch- tcha tchh tctc tfca tftc thaa that thca thch ttfa ttfc ttff tttt