-er a-a aaa aad aae aag aan aao aar ad- ada add ade adg adn ado adr aea aed aee aeg aen aeo aer ag- aga agd age agg agn ago agr an- ana and ane ang ann ano anr aoa aod aoe aog aon aoo aor ar- ara ard are arg arn aro arr daa dad dae dag dan dao dar dda ddd dde ddg ddn ddo ddr de- dea ded dee deg den deo der dga dgd dge dgg dgn dgr dna dnd dne dng dnn dno dnr doa dod doe dog don doo dor dra drd dre drg drn dro drr eaa ead eae eag ean eao ear ed- eda edd ede edg edn edo edr eea eed eee eeg een eeo eer ega egd ege egg egn ego egr en- ena end ene eng enn eno enr eo- eoa eod eoe eog eon eoo eor era erd ere erg ern ero err g-d gaa gad gae gag gan gao gar gda gdd gde gdn gdo gdr ge- gea ged gee geg gen geo ger gga ggd ggg ggn ggo ggr gna gnd gne gnn gno gnr goa god goe gog gon goo gor gra grd gre grg grn gro grr naa nad nae nag nan nao nar nda ndd nde ndg ndn ndo ndr ne- nea ned nee neg nen neo ner nga ngd nge ngg ngn ngo nna nne nng nnn nno no- noa nod noe nog non noo nor nra nrd nre nrg nrn nro nrr oaa oad oae oag oan oao oar oda odd ode odg odn odo odr oea oed oee oeg oen oeo oer oga ogd oge ogg ogn ogo on- ona ond one ong onn ono onr oo- ooa ood oog oon ooo oor or- ora ord ore org orn oro orr ra- raa rad rae rag ran rao rar rda rdd rde rdg rdn rdo rdr re- rea red ree reg ren reo rer rga rgd rge rgg rgn rgo rgr rna rnd rng rnn rno rnr roa rod roe rog ron roo ror rra rrd rrg rrn rrr