-al -ol a-a a-b a-q aaa aab aal aan aao aaq ab- aba abb abl abn abo abq al- ala alb all aln alo alq an- ana anb anl ann ano anq aoa aob aol aon aoo aqa aql aqn aqo baa bab bal ban bao baq bba bbb bbl bbn bbo bbq bla blb bll bln blo blq bna bnb bnl bnn bno boa bob bol bon boo boq la- laa lab lal lan lao laq lba lbb lbl lbo lla llb lll lln llo llq lna lnb lnl lnn lno loa lob lol lon loo loq naa nab nal nan nao nba nbb nbl nbn nbo nla nlb nll nln nlo nlq nna nnb nnl nnn nno no- noa nob nol non noo oaa oab oal oan oao oaq ob- oba obb obl obn obo ola olb oll oln olo on- ona onb onl onn ono oo- ooa oob ool oon ooo oqb oqo qaa qal qan qba qbq qnb qoo qqq