-ose bbbb bbbs bbeb bbrg bebb bebe bebo beeb beeg beer bees begg bego begs beo- beor beos bere berg bero berr bers bes- bese beso bess bevo bevs bggs bobb bobe bobo bobs boee boeo boer boes boge bogg bogo bogs boob booe boog boor boos bor- bore borg boro borr bors bose boso boss bove bovo breb bree breg breo brer bres brev brob broe brog broo bror bros brrr brrs brsb brsr bseb bsee bseg bser bses bsgs bsos bsse ebbo ebbr ebbs eber ebes eboe eboo ebor ebos ebro eeee eees eegs eerg eero eers eese egbe egee eger eggb egge eggo eggs ego- egor egos egov egre egss eoes eore erbb erbe ereb erer eres erev erg- ergg ergo ergs erob eroe eroo eros erre erro errs erse erso erve esbo esbs esee eseo eser eses eso- esos esse essg esso ever eves evoe evoo evos evre evrs gbbo gbbs gebe geer gees gege gegg gego geo- geog geos gerb gere gero gers gesg geso gess geve gevo gggg ggss gobe gobo gobs goer goes gogo gogs goog goor goos gorb gore gorg goro gorr gors gose goso goss gove govs grbr greb gree greg gres grev grob grog groo gror gros grov grrr grrs grss grve gsos gsse gvvv o-eo obbo ober obes oboe obor obos obre obro obsr obss obvs oegb oere oers oese ogb ogbe ogee oger ogge ogog ogre ogro oobe ooer ooes oooo ooos oore oose orbb orbe orbo orbs ore- oreb oreg oreo orer ores orge orgo orgs oro- oroe oror oros orro orrs orse orso orve orvr orvs osbe osee oser oses osoo osor osos osov osro ossb osse osso osve ovee over ovo- ovoo ovre rbbb rbbr rbbs rbss rebb rebe rebo rebs reeb rees reev rege rego regr regs reog reos rere rerg rero rers rese reso ress reve revo revs rgbe rob- robb robe robo robs roeg roer roes roev roge rogg rogo roob roog roor roos rore roro rose roso ross rove rovo rovs rrrr rsee rsgb rsos rsre rver s-os sbbs sber sbor sbse se-e se-g se-o se-s sebe sebo sebs seeb seeg seer sees sege segg sego segs serb sere serg sero serr sers serv sese seso sess seve sger sges sggg sggs sgro sgss sgsv sobe sobo sobr sobs soeo soes sogo sogs soog soor soos sorb sore sorg soro sorr sors sose soso soss sosv sove sovo sovs sreb sreo sres srgb sros ssbr ssee sses ssgs ssrg ssrs sssb ssss sveg svor svrg vbrg veer vees vege vegs veor ver- verb vere vero vers vese vess veve vevo voer voes voge voog voor vor- vore voro vors vose voso voss vreo vrse vsee vses vsoe vsse vver vvob vvog vvsb vvvv