-al a-a aaa aad aae aaf aal aan ad- ada add ade adf adl adn aea aed aee aef ael aen af- afa afd afe aff afl afn al- ala ald ale alf all aln an- ana and ane anf anl ann daa dad dae daf dal dan dda ddd dde ddf ddl ddn de- dea ded dee def del den dfa dfd dfe dff dfl dfn dl- dla dld dle dlf dll dna dnd dne dnf dnl dnn eaa ead eae eaf eal ean ed- eda edd ede edf edl edn eea eed eee eef eel een ef- efa efd efe eff efl ela eld ele elf ell eln en- ena end ene enf enl enn faa fad fae faf fal fan fda fdd fde fdf fdl fdn fea fed fee fef fel fen ffa ffd ffe fff ffl ffn fla fld fle flf fll fln fna fnd fne fnf fnl fnn la- laa lad lae laf lal lan lda ldd lde ldf ldl ldn lea led lee lef lel len lfa lfd lfe lff lfl lfn lla lld lle llf lll lln lna lnd lne lnl lnn naa nad nae naf nal nan nda ndd nde ndf ndl ndn ne- nea ned nee nef nel nen nfa nfd nfe nff nfl nfn nla nld nle nlf nll nln nna nne nnf nnl nnn