-er a-a aaa aad aae aag aah aao aar ad- ada add ade adg adh ado adr aea aed aee aeg aeh aeo aer ag- aga agd age agg agh ago agr aha ahd ahe ahg ahh aho ahr aoa aod aoe aog aoh aoo aor ar- ara ard are arg arh aro arr daa dad dae dag dah dao dar dda ddd dde ddg ddh ddo ddr de- dea ded dee deg deh deo der dga dgd dge dgg dgh dgr dh- dha dhd dhe dhh dho dhr doa dod doe dog doh doo dor dra drd dre drg dro drr eaa ead eae eag eah eao ear ed- eda edd ede edg edh edo edr eea eed eee eeg eeo eer ega egd ege egg egh ego egr eha ehd ehe ehg ehh eho ehr eo- eoa eod eoe eog eoh eoo eor era erd ere erg erh ero err g-d gaa gad gae gag gah gao gar gda gdd gde gdh gdo gdr ge- gea ged gee geg geh geo ger gga ggd ggg ggh ggo ggr gha ghd ghe ghg ghh gho ghr goa god goe gog goh goo gor gra grd gre grg grh gro grr haa had hae hag hah hao har hda hdd hde hdg hdh hdo hdr he- hea hed hee heg heh heo her hga hge hgg hgh hgo hgr hha hhd hhe hhg hhh hho hhr hoa hod hoe hog hoh hoo hor hr- hra hrd hre hrg hrh hro hrr oaa oad oae oag oah oao oar oda odd ode odg odh odo odr oea oed oee oeg oeh oeo oer oga ogd oge ogg ogh ogo oha ohd ohe ohg ohh oho ohr oo- ooa ood oog ooh ooo oor or- ora ord ore org orh oro orr ra- raa rad rae rag rah rao rar rda rdd rde rdg rdh rdo rdr re- rea red ree reg reh reo rer rga rgd rge rgg rgh rgo rgr rh- rha rhd rhe rhg rhh rho rhr roa rod roe rog roh roo ror rra rrd rrg rrh rrr