-al -ol a-a a-b a-z aaa aab aak aal aao aaz ab- aba abb abk abl abo abz aka akb akk akl ako al- ala alb alk all alo alz aoa aob aok aol aoo az- aza azb azo azz baa bab bak bal bao baz bba bbb bbk bbl bbo bka bkb bkk bkl bko bla blb blk bll blo blz boa bob bok bol boo boz bza bzo bzz k-z ka- kaa kab kak kal kao kaz kba kbb kbk kbl kbo kbz kkb kkk kkl kl- kla klb klo klz koa kob kok kol koo koz kzo la- laa lab lak lal lao laz lba lbb lbk lbl lbo lka lkb lkl lla llb llk lll llo llz loa lob lok lol loo loz lzo oaa oab oak oal oao ob- oba obb obk obl obo oka okb okk okl oko ola olb olk oll olo oo- ooa oob ook ool ooo oza ozo ozz zaa zab zak zao zaz zbb zbl zka zla zo- zoa zob zok zol zoo zzz