-er a-a aaa aad aae aag aaj aao aar ad- ada add ade adg adj ado adr aea aed aee aeg aej aeo aer ag- aga agd age agg agj ago agr aja ajd aje ajj ajo ajr aoa aod aoe aog aoj aoo aor ar- ara ard are arg arj aro arr daa dad dae dag daj dao dar dda ddd dde ddg ddo ddr de- dea ded dee deg dej deo der dga dgd dge dgg dgr dj- dja djd dje djg djo doa dod doe dog doj doo dor dra drd dre drg drj dro drr eaa ead eae eag eaj eao ear ed- eda edd ede edg edj edo edr eea eed eee eeg eeo eer ega egd ege egg ego egr eja ejd ejo eo- eoa eod eoe eog eoo eor era erd ere erg ero err g-d gaa gad gae gag gaj gao gar gda gdd gde gdo gdr ge- gea ged gee geg geo ger gga ggd ggg ggj ggo ggr gja gje gjg gjr goa god goe gog goo gor gra grd gre grg grj gro grr j-d jaa jad jae jag jaj jao jar jda jde jdg jdo jdr jea jed jee jeg jej jeo jer jga jge jgo jgr jja jjg jjj jjr joa jod joe jog joj joo jor jra jrg jro jrr oaa oad oae oag oaj oao oar oda odd ode odg odo odr oea oed oee oeg oeo oer oga ogd oge ogg ogo oja ojd oje ojo oo- ooa ood oog ooo oor or- ora ord ore org oro orr ra- raa rad rae rag raj rao rar rda rdd rde rdg rdj rdo rdr re- rea red ree reg reo rer rga rgd rge rgg rgo rgr rja rjg rjr roa rod roe rog roj roo ror rra rrd rrg rrr