-er b-u bbb bbe bbg bbo bbr bbs bbu be- beb bee beg beo ber bes beu bgb bge bgg bgo bgr bgs bgu bob boe bog boo bor bos bou brb bre brg bro brr brs bru bsb bse bsg bso bsr bss bsu bub bue bug buo bur bus buu ebb ebe ebg ebo ebr ebs ebu eeb eee eeg eeo eer ees egb ege egg ego egr egs egu eo- eob eoe eog eoo eor eos eou erb ere erg ero err ers eru es- esb ese esg eso esr ess esu eu- eub eue eug eur eus gbe gbg gbo gbr gbs gbu ge- geb gee geg geo ger ges geu ggb ggg ggo ggr ggs ggu gob goe gog goo gor gos gou grb gre grg gro grr grs gru gsb gse gsg gso gsr gss gsu gu- gub gue gug guo gur gus guu ob- obb obe obg obo obr obs obu oeb oee oeg oeo oer oes oge ogg ogo ogs oo- oob oog ooo oor oos or- orb ore org oro orr ors oru os- osb ose osg oso osr oss osu ou- oue ouo our ous rbb rbe rbg rbo rbr rbs rbu re- reb ree reg reo rer res reu rgb rge rgg rgo rgr rgs rob roe rog roo ror ros rou rrb rrg rrr rrs rru rsb rse rsg rso rsr rss rsu rub rue rug ruo rur rus ruu sbb sbe sbg sbo sbr sbs sbu se- seb see seg seo ser ses seu sgb sge sgg sgo sgr sgs sgu sob soe sog soo sor sos sou sr- srb sre srg sro srr srs ss- ssb sse ssg sso ssr sss ssu sub sue sug suo sur sus suu ubb ube ubg ubo ubr ubs ubu ueb uee ueg uer ues ugb uge ugg ugo ugr ugs ugu uob uoe uog uoo uor uos ur- urb ure urg uro urr urs uru usb use usg uso usr uss usu uue uug uur uus uuu

-ose -ous bbbb bbbs bbeb bbrg bebb bebe bebo beeb beeg beer bees begg bego begs begu beo- beor beos bere berg bero berr bers beru bes- bese beso bess beur bggs bobb bobe bobo bobs bobu boee boeo boer boes boge bogg bogo bogs boob booe boog boor boos bor- bore borg boro borr bors boru bose boso boss bosu boue bour bous breb bree breg breo brer bres brob broe brog broo bror bros brou brrr brrs brsb brsr brue brug brus bseb bsee bseg bser bses bsgs bsos bsse bubb bube bubo bubs bubu buer bueu buge bugg bugo bugs bur- burb bure burg buro burr burs buru buse buss busu buus ebbo ebbr ebbs eber ebes eboe eboo ebor ebos ebro ebru ebur ebus eeee eees eegs eerg eero eers eese egbe egbu egee eger eggb egge eggo eggs ego- egor egos egre egss eoes eore eous erbb erbe ereb erer eres erg- ergg ergo ergs erob eroe eroo eros erre erro errs erse erso erub erur erus esbo esbs esee eseo eser eses eso- esos esse essg esso essu esus euer euge euos eur- eure euro euse gbbo gbbs gebe geer gees gege gegg gego geo- geog geos gerb gere gero gers geru gesg geso gess gesu geue gggg ggss gobe gobo gobs goer goes gogo gogs goog goor goos gorb gore gorg goro gorr gors gose goso goss gosu gou- goug gour gous grbr greb gree greg gres greu grob grog groo gror gros grou grrr grrs grss grub grue grug grur grus gsos gsse gsur gubb gubs gubu guer gues gugb guge gugg gugu guos gurb gure gurg guro gurr gurs guru gusb guse guss guus o-eo obbo ober obes oboe obor obos obre obro obsr obss obus oegb oere oers oese ogb ogbe ogee oger ogge ogog ogou ogre ogro ogus oobe ooer ooes oooo ooos oore oose oous orbb orbe orbo orbs orbu ore- oreb oreg oreo orer ores orge orgo orgs oro- oroe oror oros orro orrs orse orso orsu orub orus osbe osee oser oses osoo osor osos osro ossb osse osso ossu oubs ouer ouge our- oure ouro ours ouse ouu- rbbb rbbr rbbs rbss rebb rebe rebo rebs rebu reeb rees rege rego regr regs regu reog reos reou rere rerg rero rers reru rese reso ress reue reus reuu rgbe rob- robb robe robo robs robu roeg roer roes roge rogg rogo roob roog roor roos rore roro roru rose roso ross roub roue rous rrrr rsee rsgb rsos rsre rubb rube rubs rubu ruer rues ruge rugg rugs rure ruro rurs ruru ruse ruso russ rusu s-os sbbs sber sbor sbse sbus se-e se-g se-o se-s se-u sebe sebo sebs seeb seeg seer sees seeu sege segg sego segs segu serb sere serg sero serr sers seru sese seso sess seur sger sges sggg sggs sgro sgss sobe sobo sobr sobs sobu soeo soes sogo sogs soog soor soos sorb sore sorg soro sorr sors soru sose soso soss soue sour sous sreb sreo sres srgb sros srub ssbr ssee sses ssgs ssrg ssrs sssb ssss sub- subb subg subo subs suee suer sues sueu sug- suge sugg sugo suor suos sur- sure surg suro surr surs suru sus- suse suso suss susu suus ubbe ubbo uber ubos uers uess ugeo uggo uggs ugos ugro ugur uguu uor- uore urbe urbs ure- ures urge urgu uro- uroo urre urse urso urss ursu urur urus usbe usbr usbs usee user uses usgo usoe usog usos ussb usse ussr usss ussu usus uuuu

bbbee bbser bbuss be-er be-ro beber bebes bebog beebe beebs beers begee begge beggs begob begor begue begur beour berbe bereg beres berge bergs berob beroe beror berre berru berse berus besee besob besos besse besso beuer beure bo-bo bobos bobr bobre boege boero boers boese boeur boger bogge boggs bogoe bogor bogos bogu bogue bogur bogus boobs booer boore boors booru boose borbo boree borer