a-ha aaaa aaac aaad aaae aaah aaca aacc aacd aace aach aada aadc aade aaea aaec aage aagh aaha acaa acac acad acae acag acca accc accd acce acch acda acdc acde ace- acea acec aced aceh acga acha ache achh adaa adac adad adae adag adah adcc adda addc addd adde adea adee adeh adha adhd aeac aede aega agac agad agag agca agcc agce agda agde agea aged agee agga agge agha aghe ahac ahad ahah ahed ahha c-cd caaa caac caah cac- caca cacc cace cach cada cadc cadd cade caec caga cage cagg caha cahe ccaa ccac ccad ccag ccca cccc ccdc ccdh cced ccee ccga ccgc ccha cche cd-e cdaa cdac cdad cdda cdec ceac cead cec- ceca cece ceda cedd cede ceec cege cgac cgcc cgcg cged chaa chac chad chae chag chah chca chce chch chea chec ched chee cheh chgd chge chha daad daae daag daca dace dada dade daga dage dagg dagh daha dahe dcca dccc dche dddd deac dead deae dec- deca decc decd dece deda dedd dede deed deeg dega dege degh deha dgac dgca dgeg dgge dghe dhaa dhad dhag dhec dhed dhee eaca eacc each eada eadd eaec eaga eage ecaa ecac ecad ecca eccc ecce ecdc eced echa eche edac edad edag edah edca edda eddc edde ede- edea edeh edge eeca eede eeea eeee eega egaa egad egae egcc egcg egea egec egee egge eggh eghd eghe eghh ehaa ehcc ehdd ehea eheh gace gach gada gadd gade gaea gaec gaed gaga gage gagg gaha gahe gc-c gcaa gccc gcda gdca gead geca gece geda gedd gede geed gege gegg geha gggg gghg ghea ghee gheg haad haag hace hada hade hadh haec haed hag- haga hage hagg hagh haha hcca hccc hcch hcgh hdca hdda head heah heca hech heda hedd hede hedg heed heeg hega hege hegg hegh hehe hgah hggc hhaa hhgg hhhh