-ene bbbb bbdd bbeb bd-r bddh bebb bebe bede bedu beeb beed been beer behn behr bend bene benn benu berd bere bern berr beru beur bher bhur bhuu bner bnrr breb bred bree bren brer brrr brud brue bruh brun bubb bube bubu budb budd bude budu buen buer bueu buhe buhr bunb bund bune bunn bunu bur- burb burd bure burh burn burr buru dbrn dddd ddre ddub debe debu dedd dede dedu deeb deed deen deer dehn dehu dene denn denu der- derb dere dern derr deue deur dhed dhee dher dhrn dhun dhur dner dred dree dreh dren drnh drub drue druu dub- dubb dube dubh dubu dudd dude dudu duer duhe duhr duhu dune dunn dure durn duru duur ebbr ebed eben eber ebru ebur edde ede- edeh eden eder edrn edru edun edur eede eedu eeee eend ehdd eheh ehen eher eheu ehre ehud enb- enbn enbr end- ende endh endu ened enee ener enne ennu enue enur erbb erbe erde ereb ered eren erer erhu erne erre erub eruh erur eude euer eur- eure hebb hebe hebr hedd hede heeb heed heer hehe hehn hend hene henh henn henu herb herd here hern herr heru heue heun heur hhhh hndd hrdn hree hrud hrun hubb hube hudd hude hudu hued huer huhn huhu hund hune hunh hurd hure hurn hurr huru huub nber nbhd nddb ndde nder ndre nebb nebe nebn nebr nebu nedd nede nedu neeb need neen neer nehe nehu nend nene nenh nenu nerd nere nerr neru neue neun neur neuu nheb nhnn nndb nnnn nren nrrd nube nudd nude nuee nuer nune nunn nurd nure nurn nurr nuru rbbb rbbr rder rebb rebe rebu redd rede redh redr redu reeb reed reen rehb rehe rehn rend rene renn renu rerd rere reru reue reuu rheb rhee rhen rhue rhun rnbr rred rrrr rrun rubb rube rubu rudd rude rued ruen ruer ruhe ruhh ruhn ruhr rund rune runn rurd rure ruru ruud ruun ubbe uber ubud uden uder udun uend uh-d uhde uher uhuh unbd unbe unde uneb uned unee unen uner unne urbe urde urdu ure- ured ureh urne urre urrh urun urur uuen uuuu