-er a-a aaa aad aae aaf aan aao aar ad- ada add ade adf adn ado adr aea aed aee aef aen aeo aer af- afa afd afe aff afn afo afr an- ana and ane anf ann ano anr aoa aod aoe aof aon aoo aor ar- ara ard are arf arn aro arr daa dad dae daf dan dao dar dda ddd dde ddf ddn ddo ddr de- dea ded dee def den deo der dfa dfd dfe dff dfn dfo dfr dna dnd dne dnf dnn dno dnr doa dod doe dof don doo dor dra drd dre drn dro drr eaa ead eae eaf ean eao ear ed- eda edd ede edf edn edo edr eea eed eee eef een eeo eer ef- efa efd efe eff efo efr en- ena end ene enf enn eno enr eo- eoa eod eoe eof eon eoo eor era erd ere erf ern ero err faa fad fae faf fan fao far fda fdd fde fdf fdn fdo fdr fea fed fee fef fen feo fer ffa ffd ffe fff ffn ffo ffr fna fnd fne fnf fnn fnr foa foe fof fon foo for fra frd fre frf frn fro frr naa nad nae naf nan nao nar nda ndd nde ndf ndn ndo ndr ne- nea ned nee nef nen neo ner nfa nfd nfe nff nfn nfo nfr nna nne nnf nnn nno no- noa nod noe nof non noo nor nra nrd nre nrf nrn nro nrr oaa oad oae oaf oan oao oar oda odd ode odf odn odo odr oea oed oee oef oen oeo oer of- ofa ofd ofe off ofn ofo ofr on- ona ond one onf onn ono onr oo- ooa ood oof oon ooo oor or- ora ord ore orf orn oro orr ra- raa rad rae raf ran rao rar rda rdd rde rdf rdn rdo rdr re- rea red ree ref ren reo rer rfa rfd rfe rff rfn rfo rfr rna rnd rnn rno rnr roa rod roe rof ron roo ror rra rrd rrf rrn rrr