a-ak aaaa aaab aaba aabb aabt aaka aata aatk aatt abaa abab abaj abak abat abb- abba abbb abbt abta ajab ajak ajat ajba ajka akaa akka at-t ataa atab atak atat atka atkt atta baaa baak baat baba babb baja bak- baka bakt bata batt bbbb btaa bttb jaak jaba jaja jaka jbaa kaaa kaab kaak kaat kaba kabb kaja kajb kajk kajt kaka kakj kakk kakt kat- kata katb katk katt kbaa kbab kbak kbat kbba kbbb kbbk kbbt kbja kbjk kbjt kbkb kbkk kbta kbtb kbtk kbtt kjaa kjak kjbb kjjj kjjk kjjt kjkj kjkk kjkt kjtt kkaa kkat kkba kkbb kkbj kkbt kkjb kkjk kkkj kkkk kktk ktaa ktak ktat ktba ktbb ktbt ktjj ktkb ktkk ktkt kttk kttt taa- taat taba tabb taka takk takt tata tatb tatt tbta ttab ttbb tttt