-al a-a a-c aaa aac aak aal aar aas ac- aca acc ack acl acr acs aka akc akk akl akr aks al- ala alc alk all alr als ar- ara arc ark arl arr ars as- asa asc ask asl asr ass c-- caa cac cak cal car cas cca ccc cck ccl ccr ccs cka ckc cks cl- cla clc clk cll clr cls cra crc crk crl crr crs csa csc csk csl csr css ka- kaa kac kak kal kar kas kca kcc kck kcl kcr kcs kkc kkk kkl kkr kks kl- kla klc klr kls kra krc krk krl krr krs ksa ksc ksk ksl ksr kss la- laa lac lak lal lar las lca lcc lck lcl lcr lcs lka lkl lkr lks lla llc llk lll llr lls lra lrc lrk lrr lrs lsa lsc lsk lsl lsr lss ra- raa rac rak ral rar ras rca rcc rcl rcr rcs rkc rkk rks rla rlc rll rlr rls rra rrc rrk rrl rrr rrs rsa rsc rsk rsl rsr rss saa sac sak sal sar sas sca scc sck scl scr scs sk- ska skc skk skl skr sks sla slc slk sll slr sls sr- sra src srk srl srr srs ss- ssa ssc ssk ssl ssr sss