a-ha a-ii aaaa aaac aaae aaaf aaah aaai aaca aacc aace aacf aach aaci aaea aaec aafa aafc aaff aafi aaha aaic aaii acaa acac acae acai acca accc acce accf acch acci ace- acea acec aceh acfc acfe acfi acha ache achh achi aci- acia acic acie acif aeac aeaf aeci afaa afca afcc afch afci afee affa affc affi afia afif ahac ahah ahai ahfa ahha aiai aica aicc aice aicf aich aiea aiee aiff aiha aiia aiic caaa caac caaf caah cac- caca cacc cace cach caci caec caei cafa cafc cafe caff caha cahe caia caic ccaa ccac ccaf ccai ccca cccc cccf ccci ccee ccfa ccfc ccff ccfi ccha cche ccic ccii ceac cec- ceca cece ceci ceec cef- cefa cefc cfaa cfac cfae cfca cfcf cfia chaa chac chae chaf chah chai chca chce chch chci chea chec chee chef cheh chfa chfc chfi chha chia chic chie chif chih ciaa cica cicc cich cici ciee cifa cife ciff ciia ciii eaaf eaca eacc each eaec eaif ecaa ecac ecai ecca eccc ecce ecci ecef ecfa ecfc echa eche eeca eeea eeee eefa eefe efca effa effi efic ehaa ehcc ehea eheh eica eich eiec eiei eiha faaa faac faah faca facc face fach fafa fafc fafe faff fafi faha faie fcca fccf fcch fcic fcii feaf fece fech fefc fefe feff fefi feia feie ffcc ffee ffff ffii fhci fiaa fiac fiaf fica ficc fice fich fiec fief fifa fifc fife fiff fifi fiii h-ii haaf hace haec hafe haff haha haie haif hcca hccc hcch hcfa hcfc hchi heaf heah heca hech heef hefe hehe heia heic heie heif heih hfce hhaa hhhh hi-c hiaa hicc hice hich hiei hifa hiff hifh hifi hihc hihe hihi hiie iaaa iaac iaai iaca iacc iaea iaec iafc iafe iaff iahc iaia icaa icac icaf icai icca iccc iccf icci icea icec icee icef ichc iche ichi ieac iecc ieie ifaa ifac ifae ifhe ific ihcc iiac iica iifa iiie iiii