a-ha a-ya aaaa aaac aaaf aaah aaca aacc aacf aach aacy aafa aafc aaff aaha acaa acac acca accc accf acch accy acfc acha achh achy afaa afca afcc afch affa affc affy ahac ahah ahfa ahha ayah ayay ayca ayya caaa caac caaf caah cac- caca cacc cach cafa cafc caff caha ccaa ccac ccaf ccca cccc cccf ccfa ccfc ccff ccha cchy cfaa cfac cfca cfcf cfcy chaa chac chaf chah chay chca chch chfa chfc chha chy- chyc cya- cyaa cyc- cyca cycc cyfh cyy- cyyc faaa faac faah faca facc fach facy fafa fafc faff faha fahy faya fcca fccf fcch ffcc ffff fyah fych haaf haff haha haya hcca hccc hcch hcfa hcfc hhaa hhhh yaaf yacc yacy yafa yafc yaff yaya yccc ycch yyff yyyy