a-ha aaaa aaac aaae aaah aaca aacc aace aach aaco aaea aaec aage aagh aaha aaoe aaoo acaa acac acae acag acca accc acce acch acco ace- acea acec aceh acga acha ache achh acho acoa acoe acog acoh aeac aega ag-o agac agag agao agca agcc agce agco agea agee agga agge agha aghe agog agoo ahac ahah ahha ahoa ahoe ahog aoah aoca aoce caaa caac caah cac- caca cacc cace cach caco caec caga cage cagg cago caha cahe ccaa ccac ccag ccca cccc ccee ccga ccgc ccha cche ccoc ceac cec- ceca cece ceco ceec cege cego cgac cgcc cgcg chaa chac chae chag chah chao chca chce chch chea chec chee cheh chge chha choc choh choo coag coca coce coch coco cogh cogo coha coho cooh eaca eacc each eaec eaga eage ecaa ecac ecao ecca eccc ecce ecco echa eche echo eco- ecog eeca eeea eeee eega eeoc egaa egae egao egcc egcg egea egec egee egge eggh eggo eghe eghh ego- ehaa ehcc ehea eheh gace gach gaea gaec gaga gage gagg gago gaha gahe gaoh gc-c gcaa gccc gcoa geca gece gege gegg gego geha geo- geog gggg gghg ghea ghee gheg goca goce goch goga gogh gogo goha goog haag hace haco haec hag- haga hage hagg hagh hago haha haho hcca hccc hcch hcgh heah heca hech heeg hega hege hegg hegh hego hehe heho hgah hggc hhaa hhgg hhhh hoac hoag hoca hoce hoch hoga hoge hogg hogh hogo hoha hohe hoho hooe o-eo oahe ocac occa occc oce ocee ocga ocha oche oec- oeca oecc oeec ogae ogea ogee ogge ogoa ogog ohcc ohee ohho ohoh ooaa ooha ooho oooh oooo