-al -ol a-a aaa aad aal aan aao ad- ada add adl adn ado al- ala ald all aln alo an- ana and anl ann ano aoa aod aol aon aoo daa dad dal dan dao dda ddd ddl ddn ddo dl- dla dld dll dlo dna dnd dnl dnn dno doa dod dol don doo la- laa lad lal lan lao lda ldd ldl ldn ldo lla lld lll lln llo lna lnd lnl lnn lno loa lod lol lon loo naa nad nal nan nao nda ndd ndl ndn ndo nla nld nll nln nlo nna nnl nnn nno no- noa nod nol non noo oaa oad oal oan oao oda odd odl odn odo ola old oll oln olo on- ona ond onl onn ono oo- ooa ood ool oon ooo