a-ha aaaa aaac aaah aaar aaca aacc aach aacr aacu aaha aara aarc aaru acaa acac acar acca accc acch accu acha achh achr achu acr- acra acrc acrr acu- acur ahac ahah ahar ahau ahha ahra ahrc ahrr ahua arac arah arar arau arc- arca arch arh- arr- arra arrc arrh arrr arru arua auaa auca auch aur- aura caaa caac caah cac- caca cacc cach cacr caha cara carc carr cauc ccaa ccac ccar ccca cccc cccu ccha cchr ccra ccrc ccuc chaa chac chah char chau chca chch chha chra chrc chrr chua chur crac crar crau crca crcc crcr cuau cuca cucc cura curr haar haha hara harc harh harr haru hau- hcca hccc hcch hhaa hhhh hrac hrrc huac huah huch hucu huhu hura hurr huru rac- raca racc rach racu raha rahr rahu rara raua rauc rcac rccc rhau rrah rrrr ruah ruca ruch ruhh ruhr rura rurc ruru uaca uarc uaru uaua ucar ucca ucha ucrc ucua uhuh urac urau urca urch urra urrh urur uuuu