-vac a-do aaaa aaac aaad aaae aaav aaca aacc aacd aace aaco aacv aada aadc aade aaea aaec aaev aage aaoe aaoo aava acaa acac acad acae acag acca accc accd acce acco acda acdc acde ace- acea acec aced acev acga acoa acod acoe acog acvv adaa adac adad adae adag adao adcc adda addc addd adde addo adea adee adeo adoc adod adoe adog adoo aeac aede aega aeva ag-o agac agad agag agao agav agca agcc agce agco agda agde agea aged agee agga agge agod agog agoo agva aoca aoce avao avcc avce avco avda avea avec aveo avgo avva avvo c-cd caaa caac cac- caca cacc cace caco cada cadc cadd cade cado caec caga cage cagg cago caod cava cave cavo ccaa ccac ccad ccag ccca cccc cccv ccdc cced ccee ccga ccgc ccoc ccod ccvo cd-e cdaa cdac cdad cdda cdec cdvd ceac cead cec- ceca cece ceco ceda cedd cede cedo ceec cege cego ceva cevo cgac cgcc cgcg cged coad coag coca coce coco coda codd code coed cogo cood cova cove covo cvac cvca cvcc daad daae daag daca dace dada dade dado daga dage dagg dago dagv dava dave dcca dccc dccv dcgo dcvd dcvg dddd ddoc deac dead deae dec- deca decc decd dece deco deda dedd dede dedo deed deeg deev dega dege dego deva deve devo dgac dgca dgeg dgge doae doca doce doco dod- doda dodd dode dodg dodo doea doeg dog- doga doge dogg dogo dood dove dvda dvoa eaca eacc eada eadd eaec eaga eage eave ecaa ecac ecad ecao ecca eccc ecce ecco ecdc eced eco- ecod ecog edac edad edag edca edda eddc edde eddo ede- edea edge edoc edod edve eeca eede eeea eeee eega eeoc eeva egaa egad egae egao egcc egcg egea egec egee egge eggo ego- egov eocd eode evac evae evea evga evoe evoo gace gada gadd gade gado gaea gaec gaed gaga gage gagg gago gava gave gc-c gcaa gccc gcda gcoa gcov gdca gdov gead geca gece geda gedd gede gedo geed gege gegg gego geo- geog geva geve gevo gggg goad goca goce goda gode godo goed goga gogo good goog gove gvvv o-eo oade ocac ocad occa occc oce oced ocee ocga odac odda oddd odea oded odeo odoo odva oec- oeca oecc oedo oeec ogae ogdc ogea ogee ogge ogoa ogod ogog ooaa ooda oooo ovda ovde ovee ovo- ovod ovoo vaad vaca vace vaco vada vade vado vag- vaga vage vagg vava vdcc vdec vecc veda vedc vede vedo vega vege veve vevo vgcc voad voca voce voda vode vodo voga voge vooc voog vvog vvvv