-er a-a a-t aaa aad aae aao aar aat aau aav ad- ada add ade ado adr adt adu adv aea aed aee aeo aer aet aeu aev aoa aod aoe aoo aor aot aou aov ar- ara ard are aro arr art aru arv at- ata atd ate ato atr att atu atv au- aua aud aue auo aur aut auv av- ava avd ave avo avr avt avu daa dad dae dao dar dat dau dav dda ddd dde ddo ddr ddt ddu de- dea ded dee deo der det deu dev doa dod doe doo dor dot dou dov dra drd dre dro drr drt dru drv dta dtd dte dto dtr dtt dtu dtv dua dud due duo dur dut duv dva dvd dve dvr dvt dvu eaa ead eae eao ear eat eau eav ed- eda edd ede edo edr edt edu eea eed eee eeo eer eet eev eo- eoa eod eoe eoo eor eot eou era erd ere ero err ert eru erv eta etd ete eto etr ett etu etv eu- eua eud eue eur eut euv eva evd eve evo evr evt evv oaa oad oae oao oar oat oau oav oda odd ode odo odr odt odu odv oea oed oee oeo oer oet oo- ooa ood ooo oor oot oov or- ora ord ore oro orr ort oru orv ot- ota otd ote oto otr ott otu otv ou- oua oud oue ouo our out ov- ova ovd ove ovo ovv ra- raa rad rae rao rar rat rau rav rda rdd rde rdo rdr rdt rdu rdv re- rea red ree reo rer ret reu rev roa rod roe roo ror rot rou rov rra rrd rrr rrt rru rta rtd rte rto rtr rtt rtu rtv rua rud rue ruo rur rut ruu ruv rva rvd rve rvo rvr rvt rvu rvv taa tad tae tao tar tat tau tav tda tdd tde tdo tdr tdt tdu tdv te- tea ted tee teo ter tet teu tev to- toa tod toe too tor tot tou tov tra trd tre tro trr trt tru trv tta ttd tte tto ttr ttt ttu ttv tua tud tue tuo tur tut tuu tuv tva tvd tve tvo tvr tvt tvu ua- uaa uad uae uao uar uat uau uav uda udd ude udo udr udt udu udv uea ued uee uer uet uoa uod uoe uoo uor uot ur- ura urd ure uro urr urt uru uta utd ute uto utr utt utu utv uua uue uur uut uuu uva uve uvo uvu uvv v-a v-e vaa vad vae vao var vat vau vav vdd vde vdo vdr vdt vdu vdv vea ved vee veo ver vet veu voa vod voe voo vor vot vou vov vra vrd vre vrr vrt vru vta vte vto vtr vtt vtu vtv vue vur vut vuv vva vvo vvr vvt vvv