a-ak aaaa aaac aaar aaca aacc aack aacr aaka aara aarc acaa acac acar acca accc acr- acra acrc acrr ajac ajak ajar ajka akaa akar akca akka akr- akra arac arak arar arc- arca arja arka arr- arra arrc arrk arrr caaa caac cac- caca cacc cack cacr caja caka cara carc carj cark carr ccaa ccac ccar ccca cccc ccra ccrc cjar cjca cjcj cjrc cjrj ckac ckck ckjr ckrc crac craj crar crca crcc crcr crkc jaak jaar jaca jacc jack jaja jaka jara jarc jark jarr jccc jcrc jjar jjcc kaaa kaak kaar kacc kaja kajc kajk kajr kaka kakc kakj kakk kara karj kark karr kcaa kcac kcar kcca kccc kcck kccr kcjc kcjj kcjk kckc kckj kckk kckr kcrc kcrr kjaa kjac kjak kjcc kjck kjcr kjjj kjjk kjjr kjkj kjkk kjrc kkaa kkac kkar kkcj kkck kkcr kkjk kkkj kkkk kkrc kkrk kkrr krac kraj krak krar krca krcc krjc krjk krka krkc krkk krkr krrc krrk krrr raaj raak rac- raca racc rack raja raka rakk rara rark rcac rccc rrrr