-ene -one bbbb bbeb bblb bebb bebe bebo beeb beel been beep bele bell belo belp bene benn beno beo- beon bepo bleb blee bleo blno blob blon bloo blop bnpp bobb bobe bobo boee boel boen boeo boep bole boll boln bolo bone bonn bono boob booe bool boon boop bope bopp bpel bpoe ebbo ebel eben ebno eboe ebol ebon eboo ebpo eeee eele el-b el-p elbe elbo elee elen eleo elle ello elne elon elpe enb- enbn enee enel eneo enne eno- enoe enol enon enp- eole eolo eone epee epen eple epll epln epol epon eppo eppp lebo leel leen leep lele lell lelo lene lenn leno leon lepe lepo lepp llll lloo lnbp lob- lobb lobe lobo loeb loen lole loll lolo lone lono loob looe lool loon loop lope lopp lppl nbbo nbpp nebb nebe nebn nebo neeb neel neen neep nele nell nelo nene neno neo- neol neon neoo nepe nnnn nobo noel nole noll nolo nolp non- none nonn nono noo- noob nool noon nooo noop nope npbl nppl o-eo obbo obel oben oble oboe obol obon oele oen- oeno olbo ole- olen oleo olle ollo olne olon olpe one- oneb onee onel oneo onep onne onno onon oobe oolo oone oooo opel open opep ople opo- opon oppo pebl peel peen peep pel- pelb pele pell pelo pen- pene penn peno peon pepe pepo ple- pleb plee plen pleo plob plon ploo plop plpp pnln pnnl pnon pnpo pnpp pobo poel pole poll polo pone pono ponp pool poon poop pop- pope popo popp ppen pple pplo pppn pppo pppp