-er ddd dde ddf ddo ddr dds ddu de- ded dee def deo der des deu dfd dfe dff dfo dfr dfs dfu dod doe dof doo dor dos dou drd dre dro drr drs dru dsd dse dsf dso dsr dss dsu dud due duf duo dur dus ed- edd ede edf edo edr eds edu eed eee eef eeo eer ees ef- efd efe eff efo efr efs eo- eod eoe eof eoo eor eos eou erd ere erf ero err ers eru es- esd ese esf eso esr ess esu eu- eud eue euf eur eus fdd fde fdf fdo fdr fds fdu fed fee fef feo fer fes feu ffd ffe fff ffo ffr ffs ffu foe fof foo for fos fou frd fre frf fro frr frs fru fsd fse fsf fso fsr fss fsu fud fue fuf fuo fur fus fuu odd ode odf odo odr ods odu oed oee oef oeo oer oes of- ofd ofe off ofo ofr ofs ofu oo- ood oof ooo oor oos or- ord ore orf oro orr ors oru os- osd ose osf oso osr oss osu ou- oud oue ouf ouo our ous rdd rde rdf rdo rdr rds rdu re- red ree ref reo rer res reu rfd rfe rff rfo rfr rfs rfu rod roe rof roo ror ros rou rrd rrf rrr rrs rru rsd rse rsf rso rsr rss rsu rud rue ruf ruo rur rus ruu sdd sde sdf sdo sdr sds sdu se- sed see sef seo ser ses seu sfd sfe sff sfo sfr sfs sfu sod soe sof soo sor sos sou sr- srd sre srf sro srr srs ss- ssd sse ssf sso ssr sss ssu sud sue suf suo sur sus suu udd ude udf udo udr uds udu ued uee uef uer ues ufd ufe uff ufo ufr ufs ufu uod uoe uoo uor uos ur- urd ure urf uro urr urs uru usd use usf uso usr uss usu uue uur uus uuu

-ose -ous dddd ddes ddre ddss dedd dede dedo dedu deed deef deer dees defe deff defo defs deor deos der- dere derf dero derr ders des- dese deso dess desu deue deur deus dfds dfer dfoe dfrf dod- dodd dode dodo dods doer does doff dood doof door doos dord dore dorf doro dorr dors doru dose doso doss doud doue douf dour dous dred dree dref dres drod drof drou drrs drue drus druu dsdr dsos dsrr dudd dude dudo duds dudu duer dues duff dufu duo- duos dure duro duru duse duur edde eddo edds ede- eder edes edfu edod edos edou edru edss edur eede eedu eeee eees eefe eero eers eese efeo efes effs efor eode eoes eore eous erde erdf erds ered erer eres erfs erod eroe eroo eros erre erro errs erse erso erur erus esds esdu esee eseo eser eses esfs eso- esos esrd esse esso essu esuf esus eude euer euos eur- eure euro euse fdos fede feds feed feer fees fefe feff fefo feod feof ferd fere fero ferr fers feru fese fess feud feus ffee ffff ffrr ffss fode foed foer foes fofo food foof foos for- ford fore foro forr fors foso foss foud four fous fred free freo fres froe fros frou frso frue fsfo fssf fudd fude fuff fufu fuor fur- fure furo furr furs fusd fuse fuso fuss fusu o-eo oddd odds oded odeo oder odes odoo odor odos odou odso odur odus oedo oeds oere oers oese oeuf ofdr ofer off- offe offo offr offs offu ofor ofre ofus ooer ooes ooff oofs oooo ooos oord oore oose oous orde ordo ords ordu ore- ored oreo orer ores orfe orff orfs orfu oro- oroe orof oror oros orro orrs orse orso orsu orus osed osee oser oses osoo osor osos osrd osro ossd osse osso ossu oude ouds oued ouer oufe ouff our- oure ouro ours ousd ouse ouu- rder rdos rdso redd rede redo redr reds redu reed reef rees refd refe reff refr refs refu reod reof reos reou rerd rere rero rers reru rese reso ress reue reuf reus reuu rfds rfef rodd rode rodo rods roed roer roes rofe roff rofo rood roof roor roos rore roro roru rose roso ross roud roue rouf rous rred rrrr rsdd rsds rsee rsos rsre rudd rude rudo ruds rued ruer rues rufe ruff rufo rurd rure ruro rurs ruru ruse ruso russ rusu ruud s-os sdds sdef sder sdes sdrs sdsf sdss sdsu se-d se-e se-f se-o se-s se-u sede sedo seds seed seef seer sees seeu seff seod serd sere serf sero serr sers seru sese seso sess seur sfer sfor sfos sfro sfss sfsu sodd sode sodo sods sodu soeo soes sofo sood soof soor soos sord sore soro sorr sors soru sose soso soss soud soue souf sour sous srde sreo sres sros srsd ssdd ssdf ssee sses ssrs sssf ssss sudd sude sudo suds sued suee suer sues sueu suf- suff sufr sufs sufu suor suos sur- surd sure surf suro surr surs suru sus- susd suse suso suss susu suus udds uder udoo udos udsd uers uess ufer uffe ufos uofo uor- uore urde urds urdu ure- ured ures urfe urff uro- uroo urre urse urso urss ursu urur urus usde usdf usdo usds used usee usef user uses usfs usoe usos usse ussf ussr usss ussu usus uuuu

d-rod ddddd dedde dedee deder dedes dedur deede deeds deefe deeff deere deers deese deess defed defeo defer defes deffe deffo defoe deore deoro derde dered deres dero- deros derre derro dersu derue desde desed deseo desor desse desur desus deure deuse do-do dodds dodes dodoo dodos dodro doerr doers doffs dofor dofus doodo doods doofs doore doors dored doree dores dorff doros dorre dorrs dors- dorse dorso dorud dorus dosed dosee doser doses dosse dosso dosur doude douds douer doues doufe doufu doure douro dours douse drdos drdre