-al -ol a-a a-t aaa aal aan aao aat al- ala all aln alo alt an- ana anl ann ano ant aoa aol aon aoo aot at- ata atl atn ato att la- laa lal lan lao lat lla lll lln llo llt lna lnl lnn lno lnt loa lol lon loo lot lta ltl lto ltt naa nal nan nao nat nla nll nln nlo nlt nna nnl nnn nno nnt no- noa nol non noo not nta ntn nto ntt oaa oal oan oao oat ola oll oln olo olt on- ona onl onn ono ont oo- ooa ool oon ooo oot ot- ota otl otn oto ott taa tal tan tao tat tla tll tln tlo tlt tna tnl tnn tno tnt to- toa tol ton too tot tta ttl ttn tto ttt