-al -ol a-a a-t aaa aal aan aao aat aax al- ala all aln alo alt alx an- ana anl ann ano ant anx aoa aol aon aoo aot aox at- ata atl atn ato att atx ax- axa axl axn axo axt axx la- laa lal lan lao lat lax lla lll lln llo llt lna lnl lnn lno lnt loa lol lon loo lot lox lta ltl lto ltt ltx lxo lxx naa nal nan nao nat nax nla nll nln nlo nlt nlx nna nnl nnn nno nnt no- noa nol non noo not nox nta ntn nto ntt ntx nxl nxt oaa oal oan oao oat oax ola oll oln olo olt on- ona onl onn ono ont onx oo- ooa ool oon ooo oot oox ot- ota otl otn oto ott ox- oxa oxn oxo oxt oxx t-x taa tal tan tao tat tax tla tll tln tlo tlt tlx tna tnl tnn tno tnt tnx to- toa tol ton too tot tox tta ttl ttn tto ttt ttx txl txn txt xaa xal xan xat xla xlt xna xno xoa xon xoo xot xox xtx xxl xxo xxx