-al -ol a-a aaa aad aae aaf aak aal aao ad- ada add ade adf adk adl ado aea aed aee aef aek ael aeo af- afa afd afe aff afk afl afo aka akd ake akk akl ako al- ala ald ale alf alk all alo aoa aod aoe aof aok aol aoo daa dad dae daf dak dal dao dda ddd dde ddf ddk ddl ddo de- dea ded dee def dek del deo dfa dfd dfe dff dfk dfl dfo dka dke dkk dkl dko dl- dla dld dle dlf dlk dll dlo doa dod doe dof dok dol doo eaa ead eae eaf eak eal eao ed- eda edd ede edf edk edl edo eea eed eee eef eek eel eeo ef- efa efd efe eff efl efo eka ekd eke ekf ekl eko ela eld ele elf elk ell elo eo- eoa eod eoe eof eok eol eoo faa fad fae faf fak fal fao fda fdd fde fdf fdk fdl fdo fea fed fee fef fek fel feo ffa ffd ffe fff ffk ffl ffo fka fkf fkk fkl fla fld fle flf fll flo foa foe fof fok fol foo ka- kaa kad kae kaf kak kal kao kda kde kdf kdk kdl kdo ke- kea ked kee kef kek kel keo kfa kfd kff kfo kke kkk kkl kl- kla kld klf klo koa kod koe kof kok kol koo la- laa lad lae laf lak lal lao lda ldd lde ldf ldk ldl ldo lea led lee lef lek lel leo lfa lfd lfe lff lfk lfl lfo lka lkl lla lld lle llf llk lll llo loa lod loe lof lok lol loo oaa oad oae oaf oak oal oao oda odd ode odf odl odo oea oed oee oef oel oeo of- ofa ofd ofe off ofl ofo oka okd oke okk okl oko ola old ole olf olk oll olo oo- ooa ood oof ook ool ooo