a-ha aaaa aaac aaad aaah aaca aacc aacd aach aada aadc aagh aaha acaa acac acad acag acca accc accd acch acda acdc acga acha achh adaa adac adad adag adah adcc adda addc addd adha adhd agac agad agag agca agcc agda agga agha ahac ahad ahah ahha c-cd caaa caac caah cac- caca cacc cach cada cadc cadd caga cagg caha ccaa ccac ccad ccag ccca cccc ccdc ccdh ccga ccgc ccha cdaa cdac cdad cdda cgac cgcc cgcg chaa chac chad chag chah chca chch chgd chha daad daag daca dada daga dagg dagh daha dcca dccc dddd dgac dgca dhaa dhad dhag gach gada gadd gaga gagg gaha gc-c gcaa gccc gcda gdca gggg gghg haad haag hada hadh hag- haga hagg hagh haha hcca hccc hcch hcgh hdca hdda hgah hggc hhaa hhgg hhhh