a-ak a-ii aaaa aaab aaai aaba aabb aabi aaib aaii aaka abaa abab abai abaj abak abb- abba abbb abbi abia abib aiai aiba aiia aiib aija aika aiki ajab ajak ajba ajka akaa akai akia akij akik akka akki ba-i baaa baak baba babb babi baia baib baik baja baji bak- baka baki bbbb biaj biak biba bibb bibi bija biji iaaa iaai iaba iaia ibia iiii ijji ikki jaak jaba jabi jaja jaji jaka jaki jbaa jibb jibi jiji jijk jika kaaa kaab kaai kaak kaba kabb kabi kaia kaib kaii kaij kaik kaja kajb kaji kajk kaka kaki kakj kakk kbaa kbab kbai kbak kbba kbbb kbbi kbbk kbia kbib kbij kbik kbja kbji kbjk kbkb kbkk kiab kiai kiba kibb kibi kiia kiii kiik kija kiji kika kiki kikk kjaa kjak kjbb kjbi kjia kjik kjjj kjjk kjkj kjkk kkaa kkai kkba kkbb kkbi kkbj kkia kkik kkjb kkjk kkkj kkkk