-ene bbbb bbdd bbeb bblb bdle bebb bebe bede bedl bedu beeb beed beel been beep beld bele bell belp belu bend bene benn benu bleb bled blee bleu blub blud blue blup bnpp bpel bubb bube bubu budb budd bude budl budu buel buen bueu bulb buld bule bull bulu bunb bund bune bunn bunu dblp dbnl dbpd dddd ddub debe debu dedd dede dedu deeb deed deel deen deep deld dele dell delp dene denn denu depe depp deue deul dlbd dpll dub- dubb dube dubu dudd dude dudu duel dule dull dulu dune dunn dupe duul ebed ebel eben ebul edde eddp ede- edel eden edle ednl edun edup eede eedu eeee eele eend el-b el-p elbe elbu elde eled elee elen elle ellu elne elpe elue elul enb- enbn end- ende endu ened enee enel enne ennu enp- enue epee epen eple epll epln eppp epub eude eule lddp le-u lebd lebu lede leed leel leen leep lele lell lelu lend lene lenn lepe lepp leud leun lldb lldp lleu llll llud lnbp lndn lppl lube ludd lude lued lule lull lulu lund lune lunn lupe lupu luup n-up nbpp nddb ndde ndnp ndpd nebb nebe nebn nebu nedd nede nedu neeb need neel neen neep neld nele nell nend nene nenu nepe neue neun neuu nndb nnnn npbl nppd nppl nube nubl nudd nude nuee nuel nule null nune nunn nupe pbed pblu pdpn pebl ped- pede peed peel peen peep pel- pelb pele pell pelu pen- pend pene penn penu pepd pepe peul peun pldn ple- pleb pled plee plen pleu plpp plud plue plup pneu pnld pnln pnnl pnpp pnup ppen pple pppd pppn pppp pu-e pube publ pubu pudu pued puel pueu pule pull pulp pulu pund pune punu pupe pupl pupu ubbe uble ubud udel uden udpd udun uele uell uend ulde uleb ulee ulen ulle ulne ulul unbd unbe unde uneb uned unee unen unle unlp unne upbe uped upen uplb upne upnp uppe uppp uppu upup uuen uulu uuuu