-al -ly -ol a-a a-b a-c aaa aab aac aag aal aao aay ab- aba abb abc abg abl abo aby ac- aca acb acc acg acl aco acy ag- aga agb agc agg agl ago agy al- ala alb alc alg all alo aly aoa aob aoc aog aol aoo ay- aya ayc ayl ayo baa bab bac bag bal bao bay bba bbb bbc bbg bbl bbo bby bca bcb bcc bcg bcl bco bcy bga bgb bgc bgg bgl bgo bla blb blc blg bll blo bly boa bob boc bog bol boo boy by- bya byc byg byl byo c-- caa cab cac cag cal cao cay cba cbb cbc cbg cbl cbo cby cca ccb ccc ccg ccl cco cga cgb cgc cgg cgl cgo cgy cl- cla clb clc clg cll clo cly co- coa cob coc cog col coo coy cya cyb cyc cyg cyl cyo gaa gab gac gag gal gao gay gba gbc gbg gbl gbo gby gca gcb gcc gcg gcl gco gga ggb ggc ggg ggo gla glb glc glg gll glo gly goa gob goc gog gol goo goy gy- gya gyb gyl gyo la- laa lab lac lag lal lao lay lba lbb lbc lbg lbl lbo lca lcb lcc lcg lcl lco lcy lga lgb lgc lgg lgl lgo lla llb llc llg lll llo lly loa lob loc log lol loo loy lya lyc lyg lyl lyo oaa oab oac oag oal oao ob- oba obb obc obg obl obo oby oc- oca ocb occ ocg ocl oco oga ogc ogg ogl ogo ogy ola olb olc olg oll olo oly oo- ooa oob ooc oog ool ooo oya oyl oyo yaa yab yac yag yal yao yay ybc ybg ybl yby yca ycc ycl yco ycy yga ygc ygl ygo ylc ylg yll yly yob yoc yog yol yoo yoy yyb yyc yyg yyy