e-lux e-one eeeee eepee el-op elele elene eleo- elfen ellel ellen elloe ellon ellul eloee eloff elole elope elpee elulu enfeu enflo enlen enloe enlon enone enope enpeu enpo enuff eofen epeen epene epoll epone epulo euell eulen eunoe eupen exene exlex exloo expel exxon feele feeln felle felon felup feneu fenne fenno fenoe fenox feoff feole feule fleen flene flenu flexe flexo flone floop floxe floxx fluff fluo- fluon fluxx folex folle follo folon fonel fonne foole foone fopen fouee fouel foule foupe foxup foxxx fu-fu fulen fulle fullf fullo fulop fulup funel funen l-pop leell leeof lefeu leffe lefou leful lelep leleu lelex lelle lenne lenno lenon lenox leone leono leoun lepel lepno lepo- leppe leupp lexen lexon lexoo lexxe lo-ex loffe lofou lollo lolol loneo loone lopen lopon lopou loule loune loupe loxo- lueen luen lulle lulul lunel lunne luppe lupul luxon n-p-n neele neelo neelu nefen neffe nelle nello nellu nenno neofe neope neoux neple neppe nepuo neuen neueu neune neuou nexen nexoe nexon nnooo no-no no-op noell nofee nofou nofun nolen nolle non-u nonel nonne nonno nonop noone noonu nopep noppe nopun nouel noule noune noxon nu-nu nuell nueno nulle nullo nunon nunun nupen nuxeo oefun oelen oeno- oenoe oeppo offen offof offon offun ofone ofono ofpop olene oleo- olfen ollen olleo ollon ollup one-x onelp onene oneno oneof oneon oneop onepu oneup oneux onne- onnen onoff onone onoon onpop onxeo ooooo oouen opele opelu openf openx opepe oploo opole opone oppel oppol oppon ouene oullo oulon oulun ouxpo oxole p-n-p p-o-x peele peell peene pelee pelle pello pelo- peloe pelon pelou pene- penex penne penol penon penup peole peone pepee pepel peple pepon peppe pepup peule pexel pfuel pleen pleep plelo plene pleno pleo- pleon ploef plone ploop plopp plopu pluff plupp pneo- po-on po-po poele polen polex polle pollo pollu poloe polon polop ponne ponnu ponup poole poope poopo popel popex pople popon popop poppe poppo popup pouff poule poulp poulx poune poupe poxon pppox puelo puleo pulex pull- pulle pullu punee punel punne punon puple puppe puppo u-pop uelen uelfe ufofu ufone ulene ulno- uloop ululu unfoe unfun unnun uno-x unpen unpeu uouee upenn upoff upolo upolu upone uppen uppon uuuuu x-fen x-one xenel xeno- xenon xepon xexeu xexex xonox xoxox xuluf xunpu