-al a-a a-c aaa aac aak aal aar ac- aca acc ack acl acr aka akc akk akl akr al- ala alc alk all alr ar- ara arc ark arl arr c-- caa cac cak cal car cca ccc cck ccl ccr cka ckc cl- cla clc clk cll clr cra crc crk crl crr ka- kaa kac kak kal kar kca kcc kck kcl kcr kkc kkk kkl kkr kl- kla klc klr kra krc krk krl krr la- laa lac lak lal lar lca lcc lck lcl lcr lka lkl lkr lla llc llk lll llr lra lrc lrk lrr ra- raa rac rak ral rar rca rcc rcl rcr rkc rkk rla rlc rll rlr rra rrc rrk rrl rrr