-al -ly a-a a-b a-c a-z aaa aab aac aal aay aaz ab- aba abb abc abl aby abz ac- aca acb acc acl acy acz al- ala alb alc all aly alz ay- aya ayc ayl ayz az- aza azb azy azz baa bab bac bal bay baz bba bbb bbc bbl bby bca bcb bcc bcl bcy bcz bla blb blc bll bly blz by- bya byc byl byz bza bzz c-- caa cab cac cal cay caz cba cbb cbc cbl cby cbz cca ccb ccc ccl ccz cl- cla clb clc cll cly clz cya cyb cyc cyl cz- czc la- laa lab lac lal lay laz lba lbb lbc lbl lca lcb lcc lcl lcy lla llb llc lll lly llz lya lyc lyl yaa yab yac yal yay yaz ybc ybl yby ybz yca ycc ycl ycy ylc yll yly yyb yyc yyy yyz yzb yzy zaa zab zac zay zaz zbb zbc zbl zby zcl zla zly zzy zzz