-ene bbbb bbdd bbeb bd-r bebb bebe bede beeb beed beek been beer beke bend bene benk benn berd bere berk bern berr bner bnrr breb bred bree brek bren brer brkb brrr dbrn dddd ddre debe dedd dede deeb deed deek deen deer dek- deke dene denk denn der- derb dere derk dern derr dner dred dree drek dren ebbr ebed eben eber edde ede- eden eder edrn eede eeee eeke eend ekeb eked ekek eken eker ekne enb- enbn enbr end- ende ened enee ener enke enkr enne erbb erbe erde ereb ered eren erer erke erne erre kbbb kbbd kbbe kbbk kbbr kbdb kbde kbdn kbdr kbeb kbed kbee kbek kben kber kbkb kbkk kbkr kbnd kbnn kbnr kbrb kbrd kbre kbrk kbrn kdbb kdbn kdbr kddb kddd kddk kddr kdeb kden kdkb kdkd kdkk kdkn kdkr kdnd kdne kdnk kdnn kdnr kdrb kebb kebe kebn kebr kedb kedd kede kedr keed keek keen keer kekb keke ken- kend kene kenk kenn kenr ker- kerb kere kerk kern kerr kkbb kkbd kkbe kkbn kkbr kkdd kked kken kkkk kknb kknd kkne kknn kkrb kkre kkrk kkrn kkrr knbb knbe knbn knbr kndb kndd knde kndk kndn kndr kneb kned knee knek knen knkk knnb knnd knnk knnr knrb knrk krbb krbd krbe krbk krbr krdd krde krdr kreb kred kree krek kren krkd krke krkk krkn krkr krnb krnd krne krnk krnn krrb krre krrk krrn krrr nber nddb ndde nder ndre nebb nebe nebn nebr nedd nede neeb need neen neer neke nend nene nerd nere nerk nerr nndb nnnn nren nrrd rbbb rbbr rder rebb rebe rebk redd rede redr reeb reed reek reen reke rend rene renk renn rerd rere rnbr rred rrrr