-ene bbbb bbdd bbeb bd-r bebb bebe bede beeb beed been beer bend bene benn berd bere bern berr bner bnrr breb bred bree bren brer brev brrr dbrn dddd ddre debe dedd dede deeb deed deen deer deev dene denn der- derb dere dern derr derv deve dner dnev dred dree dren drev drvn dvdr ebbr ebed eben eber edde ede- eden eder edrn edve eede eeee eend eevn en-v enb- enbn enbr end- ende ened enee ener enne erbb erbe erde ereb ered eren erer erev erne erre erve evdb even ever evre nber nddb ndde nder ndre nebb nebe nebn nebr nedd nede neeb need neen neer neev nend nene nerd nere nerr nerv neve nndb nnnn nren nrrd rbbb rbbr rder rdev rebb rebe redd rede redr reeb reed reen reev rend rene renn rerd rere revd reve rnbr rred rrrr rved rver vder vdre vede veen veer ven- vend vene venn ver- verb verd vere vern veve vred vrnn vver vvvv