a-ak a-ii aaaa aaac aaae aaai aaca aacc aace aaci aack aaea aaec aage aaic aaii aaka aake acaa acac acae acag acai acca accc acce acci ace- acea acec acek acga acgi aci- acia acic acie acke aeac aeci aega aeka agac agag agai agca agcc agce agea agee agei agga agge aggi agia agic agie agig agii aiai aica aicc aice aiea aiee aiga aiia aiic aika aike aiki akaa akae akai akca akee akeg akia akie akik akka akki caaa caac cac- caca cacc cace caci cack caec caei caga cage cagg cagi caia caic caik caka cake ccaa ccac ccag ccai ccca cccc ccci ccee ccga ccgc ccic ccii ceac cec- ceca cece ceci ceec cege ceke cgac cgcc cgcg ciaa ciak cica cicc cici ciee ciga cigi ciia ciii cika ckac ckck ckga eaca eacc eaec eaga eage ecaa ecac ecai ecca eccc ecce ecci ecig ecka eeca eeea eeee eega eeka eeke egaa egae egcc egcg egea egec egee egge eggi eica eick eiec eiei eige eigg eika eike eiki eka- ekek ekka ekki gace gack gaea gaec gaga gage gagg gagi gaia gaie gaig gaki gc-c gcaa gccc gcic gcii geai geca gece geck geek gege gegg geia geic geie geig geki gggg giaa giac giai gica gick giga gige gigg gigi iaaa iaac iaai iaca iacc iaea iaec iaia icaa icac icag icai icca iccc icci icea icec icee icga icgc icke ieac iecc ieie igac igcc igea igga igia igkc iiac iica iiie iiii ikea ikee ikig ikki k-ci kaaa kaag kaai kaak kacc kace kaci kaei kag- kaga kagc kage kagg kagi kaia kaic kaie kaig kaii kaik kaka kakc kake kaki kakk kcaa kcac kcai kcca kccc kcci kcck kcea kcec kcee kceg kcei kcgc kcgi kcic kcie kcii kckc kckk kea- keag keak keca kecg keck keek kega kege kegg kegi kegk keig keii keik keka kekc keke keki kgac kgak kgcc kgce kgec kgga kggg kggi kgia kiac kiai kica kicc kice kicg kick kiga kigc kiia kiic kiii kiik kika kikc kiki kikk kkaa kkac kkag kkai kkci kkck kkea kkeg kkia kkic kkik kkkk