-al -ly a-a a-b a-c aaa aab aac aak aal aay ab- aba abb abc abk abl aby ac- aca acb acc ack acl acy aka akb akc akk akl al- ala alb alc alk all aly ay- aya ayc ayk ayl baa bab bac bak bal bay bba bbb bbc bbk bbl bby bca bcb bcc bck bcl bcy bka bkb bkc bkk bkl bla blb blc blk bll bly by- bya byc byk byl c-- caa cab cac cak cal cay cba cbb cbc cbk cbl cby cca ccb ccc cck ccl cka ckb ckc cky cl- cla clb clc clk cll cly cya cyb cyc cyk cyl ka- kaa kab kac kak kal kay kba kbb kbc kbk kbl kca kcb kcc kck kcl kkb kkc kkk kkl kky kl- kla klb klc kly kya kyc kyl la- laa lab lac lak lal lay lba lbb lbc lbk lbl lca lcb lcc lck lcl lcy lka lkb lkl lky lla llb llc llk lll lly lya lyc lyk lyl yaa yab yac yak yal yay ybc ybl yby yca ycc ycl ycy yka ykk ylc ylk yll yly yyb yyc yyy