a-fu a-ha aaaa aaac aaae aaaf aaah aaar aaca aacc aace aacf aach aacr aacu aaea aaec aafa aafc aaff aaha aara aarc aare aaru acaa acac acae acar acca accc acce accf acch accu ace- acea acec aceh acer acfc acfe acha ache achh achr achu acr- acra acrc acre acrr acu- acue acuf acur aeac aeaf aeer aer- aera aerc afaa afar afca afcc afch afcu afee afer affa affc afr- afra afrc afre afru afua afue ahac ahah ahar ahau ahfa ahha ahra ahrc ahre ahrr ahua arac arae araf arah arar arau arc- arca arce arch area arec aree aref areh areu arfa arfc arff arfu arh- arr- arra arrc arre arrh arrr arru arua arue auaa auca auce auch auer aufc aufe aur- aura aure caaa caac caaf caah cac- caca cacc cace cach cacr caec caer caeu cafa cafc cafe caff cafu caha cahe cara carc care carf carr cauc cauf ccaa ccac ccaf ccar ccca cccc cccf cccu ccee ccfa ccfc ccff ccha cche cchr ccra ccrc ccre ccrf ccuc ceac cear cec- ceca cece ceec cef- cefa cefc cer- cera cerc cere cerf cfaa cfac cfae cfar cfca cfcf cffr cfra cfre chaa chac chae chaf chah char chau chca chce chch chea chec chee chef cheh cher cheu chfa chfc chfr chha chra chrc chrf chrr chua chur crac craf crar crau crca crcc crce crcr cre- crea crec cree creh creu crfc crue cuau cuca cucc cuce cuer cufa cufc cuff cura cure curf curr eaaf eaca eacc each eaec eara eare earh ecaa ecac ecar ecca eccc ecce ecef ecfa ecfc ecfr echa eche ecra ecrc ecrf ecrr ecru ecua eeca eeea eeee eefa eefe eera eerc efca effa efua ehaa ehcc ehea eheh eher eheu ehre eraf erau erca ercc erce erch erec erer erfc erhc erhu erra errc erre erua eruc eruh erur euch euer eufc eur- eura eurc eure faaa faac faah faca facc face fach fafa fafc fafe faff faha fahr fara farc fare farr faru faue faur fcar fcca fccf fcch fcra feaf fear fece fech feer fefc fefe feff fehr fehu fera ferc fere ferr feru ffar ffcc ffee ffff ffrr frac frae frau frcc frea free frfc frue fuar fuc- fuca fufc fuff fufu fur- fura fure furr haaf haar hace haec hafe haff haha hara harc hare harf harh harr haru hau- haue hauf hcca hccc hcch hcfa hcfc heaf heah hear heca hech heef heer hefe hehe hera herc here herr heru heue heur hfce hhaa hhhh hrac hree hrfc hrrc huac huah huch hucu huea huer hufc hufe huff hufu huhu hura hure hurr huru raaf rac- raca racc race rach racu raec raef raer rafa rafc rafe raff raha rahe rahr rahu rara rare rarf raua rauc raue rauf rcac rcaf rccc rcfc rea- reac reae reaf rear reau reca recc rece rech recr recu reef refe reff refr refu reha rehe rera rere reru reue reuf reuu rfae rfef rffc rhae rhau rhce rhea rhee rhue rrah rrfc rrrr ruah ruca ruce ruch ruer rufa rufc rufe ruff ruhe ruhh ruhr rura rurc rure ruru uaca uafa uarc uaru uaua ucar ucca ucea ucfa ucha uche ucrc ucua uefa ufcu ufer uffa uffe ufra uher uhuh urac urau urca urch ure- urea ureh urfa urfe urff urra urre urrh urur uuuu