-er a-a aaa aad aae aag aam aao aap aar ad- ada add ade adg adm ado adp adr aea aed aee aeg aem aeo aep aer ag- aga agd age agg agm ago agp agr ama amd ame amg amm amo amp amr aoa aod aoe aog aom aoo aop aor ap- apa apd ape apg apm apo app apr ar- ara ard are arg arm aro arp arr daa dad dae dag dam dao dap dar dda ddd dde ddg ddm ddo ddp ddr de- dea ded dee deg dem deo dep der dga dgd dge dgg dgm dgp dgr dma dmd dme dmg dmm dmo dmp dmr doa dod doe dog dom doo dop dor dpa dpd dpe dpg dpm dpo dpp dpr dra drd dre drg drm dro drp drr eaa ead eae eag eam eao eap ear ed- eda edd ede edg edm edo edp edr eea eed eee eeg eem eeo eep eer ega egd ege egg egm ego egp egr em- ema emd eme emg emm emo emp emr eo- eoa eod eoe eog eom eoo eop eor ep- epa epd epe epg epm epo epp epr era erd ere erg erm ero erp err g-d g-p gaa gad gae gag gam gao gap gar gda gdd gde gdm gdo gdp gdr ge- gea ged gee geg gem geo gep ger gga ggd ggg ggm ggo ggp ggr gma gmd gme gmg gmm gmo gmp gmr goa god goe gog gom goo gop gor gpa gpd gpe gpg gpm gpo gpp gpr gra grd gre grg grm gro grp grr m-o m-r maa mad mae mag mam mao map mar mda mdd mde mdg mdm mdo mdp mdr mea med mee meg mem meo mep mer mga mgd mge mgm mgo mgp mgr mma mmd mme mmg mmm mmo mmp mmr moa mod moe mog mom moo mop mor mpa mpd mpe mpg mpm mpo mpp mpr mra mrd mre mrg mrm mro mrp mrr oaa oad oae oag oam oao oap oar oda odd ode odg odm odo odp odr oea oed oee oeg oem oeo oep oer oga ogd oge ogg ogo ogp om- oma omd ome omg omm omo omp omr oo- ooa ood oog oom ooo oop oor op- opa opd ope opg opm opo opp opr or- ora ord ore org orm oro orp orr p-p paa pad pae pag pam pao pap par pda pdd pde pdg pdm pdo pdp pdr pea ped pee peg pem peo pep per pga pgd pge pgg pgm pgo pgp pgr pma pmd pme pmg pmm pmo pmp pmr poa pod poe pog pom poo pop por ppa ppd ppe ppg ppm ppo ppp ppr pra prd pre prg prm pro prp prr ra- raa rad rae rag ram rao rap rar rda rdd rde rdg rdm rdo rdp rdr re- rea red ree reg rem reo rep rer rga rgd rge rgg rgo rgp rgr rma rmd rme rmg rmm rmo rmp rmr roa rod roe rog rom roo rop ror rpa rpd rpe rpg rpm rpo rpp rpr rra rrd rrg rrm rrp rrr