-ene bbbb bbdd bbeb bbng bbrg bd-j bd-r bebb bebe bede bedu beeb beed beeg beej been beer begg begu bend bene beng benj benn benu berd bere berg bern berr beru beur bgun bneg bner bnrr breb bred bree breg bren brer brje brnj brrr brud brue brug brun bubb bube bubu budb budd bude budg budu buen buer bueu buge bugg buje buju bunb bund bune bung bunn bunu bur- burb burd bure burg burj burn burr buru dbrn dddd ddre ddub debe debu dedd dede dedu deeb deed deeg deen deer dege degu deje dene deng denn denu der- derb dere derg derj dern derr deue deur dgeg dgge djed djer dner dred dree dreg dren drge drub drue drug druj druu dub- dubb dube dubu dudd dude dudu duer dugu dune dung dunn dure durg durn duru duur ebbr ebed eben eber ebru ebur edde ede- eden eder edge edrn edru edun edur eede eedu eeee eend eeng eerg egbe egbu egee eger eggb egge egne egnj egre ejer enb- enbn enbr end- ende endu ened enee eneg ener enge engg engr enne ennu enue enur erbb erbe erde ereb ered eren erer erg- ergg erne erre erub erur eude euer euge eur- eure gbde gddb gebe gedd gede gedu geed geen geer gege gegg gen- gend gene geng genn genu gerb gerd gere gern geru geue geun gggg ggrn gneu gnrr grbr greb gree greg gren greu grrr grub grue grug grun grur gubb gubu gude gudu guen guer gugb guge gugg gugu gund gung gunj gunn gurb gurd gure gurg gurn gurr guru jbnd jebb jebe jeed jeer jeju jene jenu jere jeru jeur jner jrbr jrdn jrge jube jubu judd jude judg juge jugg jugu juju junb jund june jung junr junu jurd jure jurg jurn jurr nbbj nber nddb ndde nder ndre nebb nebe nebn nebr nebu nedd nede nedu neeb need neen neer nege nejd nend nene neng nenu nerd nere nerr neru neue neun neur neuu nged ngen nger ngur nguu nndb nngn nnnn nren nrrd nube nudd nude nuee nuer nune nung nunn nurd nure nurn nurr nuru rbbb rbbr rder rebb rebe rebu redd rede redr redu reeb reed reen regd rege regn regr regu rejd rend rene reng renn renu rerd rere rerg reru reue reuu rgbe rjdj rnbr rred rrrr rrun rubb rube rubu rudd rude rued ruen ruer ruge rugg rund rune rung runn rurd rure ruru ruud ruun ubbe uber ubud uden uder udgb udge udje udun uend ugne ugur uguu unbd unbe unde uneb uned unee unen uner ungu unne urbe urde urdu ure- ured urge urgu urne urre urun urur uuen uuuu