-er a-a a-t aaa aad aae aag aao aar aat aav ad- ada add ade adg ado adr adt adv aea aed aee aeg aeo aer aet aev ag- aga agd age agg ago agr agt agv aoa aod aoe aog aoo aor aot aov ar- ara ard are arg aro arr art arv at- ata atd ate atg ato atr att atv av- ava avd ave avg avo avr avt daa dad dae dag dao dar dat dav dda ddd dde ddg ddo ddr ddt de- dea ded dee deg deo der det dev dga dgd dge dgg dgr dgt doa dod doe dog doo dor dot dov dra drd dre drg dro drr drt drv dta dtd dte dtg dto dtr dtt dtv dva dvd dve dvg dvr dvt eaa ead eae eag eao ear eat eav ed- eda edd ede edg edo edr edt eea eed eee eeg eeo eer eet eev ega egd ege egg ego egr egt eo- eoa eod eoe eog eoo eor eot era erd ere erg ero err ert erv eta etd ete etg eto etr ett etv eva evd eve evg evo evr evt evv g-d gaa gad gae gag gao gar gat gav gda gdd gde gdo gdr gdt gdv ge- gea ged gee geg geo ger get gev gga ggd ggg ggo ggr ggt ggv goa god goe gog goo gor got gov gra grd gre grg gro grr grt grv gta gtd gte gtg gto gtr gtt gtv gva gvd gve gvg gvo gvr gvt oaa oad oae oag oao oar oat oav oda odd ode odg odo odr odt odv oea oed oee oeg oeo oer oet oga ogd oge ogg ogo ogt oo- ooa ood oog ooo oor oot oov or- ora ord ore org oro orr ort orv ot- ota otd ote otg oto otr ott otv ov- ova ovd ove ovo ovv ra- raa rad rae rag rao rar rat rav rda rdd rde rdg rdo rdr rdt rdv re- rea red ree reg reo rer ret rev rga rgd rge rgg rgo rgr rgt rgv roa rod roe rog roo ror rot rov rra rrd rrg rrr rrt rta rtd rte rtg rto rtr rtt rtv rva rvd rve rvg rvo rvr rvt rvv taa tad tae tag tao tar tat tav tda tdd tde tdg tdo tdr tdt tdv te- tea ted tee teg teo ter tet tev tga tge tgg tgo tgr tgt tgv to- toa tod toe tog too tor tot tov tra trd tre trg tro trr trt trv tta ttd tte ttg tto ttr ttt ttv tva tvd tve tvg tvo tvr tvt v-a v-e vaa vad vae vag vao var vat vav vdd vde vdg vdo vdr vdt vdv vea ved vee veg veo ver vet vga vgg vgo vgr vgt voa vod voe vog voo vor vot vov vra vrd vre vrg vrr vrt vta vte vtg vto vtr vtt vtv vva vvg vvo vvr vvt vvv