a-ha a-ii aaaa aaac aaad aaah aaai aaca aacc aacd aach aaci aada aadc aadi aaha aaic aaii acaa acac acad acai acca accc accd acch acci acda acdc acdi acha achh achi aci- acia acic acid adaa adac adad adah adai adcc adci adda addc addd addi adha adhd adhi adia adic ahac ahad ahah ahai ahdi ahha aiai aica aicc aicd aich aida aidc aidi aiha aiia aiic aiid c-cd caaa caac caah cac- caca cacc cach caci cada cadc cadd cadi caha caia caic caid ccaa ccac ccad ccai ccca cccc ccci ccdc ccdh ccdi ccha ccic ccid ccii cdaa cdac cdad cdai cdda cdic cdii chaa chac chad chah chai chca chch chci chdi chha chia chic chid chih ciaa cica cicc cich cici cida cidc cidi ciia ciid ciii daad daca daci dada dadi daha dahi daia daid dcca dccc dcci dcia dcii dddd dhaa dhad dhai dia- diac diad dica dich dici dida didi diii h-ii haad hada hadh hadi haha haid hcca hccc hcch hchi hdca hdci hdda hhaa hhhh hi-c hiaa hicc hich hida hidi hihc hihi iaaa iaac iaai iaca iacc iadc iahc iaia icaa icac icad icai icca iccc icci icdc icdd ichc ichd ichi idad idah idca idda idha idia idic idid ihad ihcc iiac iica iicd iida iiii