-er a-a aaa aad aae aah aao aar aav ad- ada add ade adh ado adr adv aea aed aee aeh aeo aer aev aha ahd ahe ahh aho ahr ahv aoa aod aoe aoh aoo aor aov ar- ara ard are arh aro arr arv av- ava avd ave avh avo avr daa dad dae dah dao dar dav dda ddd dde ddh ddo ddr de- dea ded dee deh deo der dev dh- dha dhd dhe dhh dho dhr doa dod doe doh doo dor dov dra drd dre dro drr drv dva dvd dve dvh dvr eaa ead eae eah eao ear eav ed- eda edd ede edh edo edr eea eed eee eeo eer eev eha ehd ehe ehh eho ehr ehv eo- eoa eod eoe eoh eoo eor era erd ere erh ero err erv eva evd eve evh evo evr evv haa had hae hah hao har hav hda hdd hde hdh hdo hdr hdv he- hea hed hee heh heo her hev hha hhd hhe hhh hho hhr hhv hoa hod hoe hoh hoo hor hov hr- hra hrd hre hrh hro hrr hrv hv- hva hvd hvo hvr hvv oaa oad oae oah oao oar oav oda odd ode odh odo odr odv oea oed oee oeh oeo oer oha ohd ohe ohh oho ohr oo- ooa ood ooh ooo oor oov or- ora ord ore orh oro orr orv ov- ova ovd ove ovh ovo ovv ra- raa rad rae rah rao rar rav rda rdd rde rdh rdo rdr rdv re- rea red ree reh reo rer rev rh- rha rhd rhe rhh rho rhr rhv roa rod roe roh roo ror rov rra rrd rrh rrr rva rvd rve rvh rvo rvr rvv v-a v-e vaa vad vae vah vao var vav vdd vde vdh vdo vdr vdv vea ved vee veh veo ver vh- vha vhd vhe vho voa vod voe voh voo vor vov vra vrd vre vrh vrr vva vvo vvr vvv