a-ii aaaa aaac aaad aaai aaca aacc aacd aaci aada aadc aadi aaic aaii acaa acac acad acag acai acca accc accd acci acda acdc acdi acga acgi aci- acia acic acid adaa adac adad adag adai adcc adci adda addc addd addi adia adic adig agac agad agag agai agca agcc agda agga aggi agia agic agid agig agii aiai aica aicc aicd aida aidc aidi aiga aiia aiic aiid c-cd caaa caac cac- caca cacc caci cada cadc cadd cadi caga cagg cagi caia caic caid ccaa ccac ccad ccag ccai ccca cccc ccci ccdc ccdi ccga ccgc ccic ccid ccii cdaa cdac cdad cdai cdda cdic cdii cgac cgcc cgcg ciaa cica cicc cici cida cidc cidg cidi ciga cigi ciia ciid ciii daad daag daca daci dada dadi daga dagg dagi daia daid daig dcca dccc dcci dcia dcii dddd dgac dgca dgia dia- diac diad diag dica dici dida didi diga digg digi diii gada gadd gadi gaga gagg gagi gaia gaid gaig gc-c gcaa gccc gcda gcic gcii gdca gdci gggg giaa giac giad giai gica gida gidc gidd gidi giga gigg gigi iaaa iaac iaai iaca iacc iadc iaia icaa icac icad icag icai icca iccc icci icdc icdd icga icgc idad idca idda idia idic idid idig igac igad igcc igga igia iiac iica iicd iida iiii