-al a-a a-c aaa aac aak aal aar aas aau ac- aca acc ack acl acr acs acu aka akc akk akl akr aks aku al- ala alc alk all alr als alu ar- ara arc ark arl arr ars aru as- asa asc ask asl asr ass asu au- aua auc auk aul aur aus c-- caa cac cak cal car cas cau cca ccc cck ccl ccr ccs ccu cka ckc cks cl- cla clc clk cll clr cls clu cra crc crk crl crr crs cru csa csc csk csl csr css csu cua cuc cuk cul cur cus cuu ka- kaa kac kak kal kar kas kau kca kcc kck kcl kcr kcs kcu kkc kkk kkl kkr kks kku kl- kla klc klr kls klu kra krc krk krl krr krs kru ksa ksc ksk ksl ksr kss ksu kuc kuk kul kur kus kuu la- laa lac lak lal lar las lau lca lcc lck lcl lcr lcs lcu lka lkl lkr lks lla llc llk lll llr lls llu lra lrc lrk lrr lrs lru lsa lsc lsk lsl lsr lss lsu lua luc luk lul lur lus luu ra- raa rac rak ral rar ras rau rca rcc rcl rcr rcs rcu rkc rkk rks rku rla rlc rll rlr rls rlu rra rrc rrk rrl rrr rrs rru rsa rsc rsk rsl rsr rss rsu rua ruc ruk rur rus ruu saa sac sak sal sar sas sau sca scc sck scl scr scs scu sk- ska skc skk skl skr sks sku sla slc slk sll slr sls slu sr- sra src srk srl srr srs ss- ssa ssc ssk ssl ssr sss ssu sua suc suk sul sur sus suu ua- uaa uac uak ual uar uas uau uca ucc uck ucl ucr ucs ucu uka ukc ukk ukl ukr uku ula ulc ulk ull ulr uls ulu ur- ura urc urk url urr urs uru usa usc usk usl usr uss usu uua uuc uur uus uuu