-hou -ous bbbb bbbs bbhs bbrg bggs bghs bhhs bhog bhor bhur bhuu bobb bobo bobs bobu bogg bogh bogo bogs boho bohr bohs bohu boob boog booh boor boos bor- borg borh boro borr bors boru bosh boso boss bosu bouh bour bous bovo brhs brob brog broh broo bror bros brou brrr brrs brsb brsr brug bruh brus bruv bsgs bshs bsos bubb bubo bubs bubu bugg bugh bugo bugs buho buhr buhs bur- burb burg burh buro burr burs buru bush buss busu buus bvhs gbbo gbbs gbhs gggg gghg ggss ghhs ghug gobo gobs gogh gogo gogs gohb gohs goog goor goos gorb gorg goro gorr gors gosh goso goss gosu gou- goug gour gous govs grbr grhs grob grog groh groo gror gros grou grov grrr grrs grss grub grug grur grus gshs gsoh gsos gsur gubb gubs gubu gugb gugg gugh gugu guhr guos gurb gurg gurh guro gurr gurs guru gusb gush guss guus guvs gvhs gvvv hbbs hbhs hbos hbrs hbss hghs hhgg hhhh hhhs hhus hobo hobs hogg hogh hogo hogs hogu hoho hoor hoos horg horo horr hors hosh hoss hour hovs hrhs hrob hros hrso hshs hsob hsur hubb hubo hubs hugg hugh hugo hugs huhs huhu huor huos huro hurr hurs huru hush huso huss huub huus hvhs obbo obhs obor obos obrh obro obsr obss obuh obus obvs ogb oghs ogog ogou ogro ogus ohgr ohho ohhs ohob ohoh ohos ohso ohss ohus ooho oohs oooh oooo ooos oous orbb orbo orbs orbu orgo orgs orhs oro- oror oros orro orrs orso orsu orub orus orvr orvs osho oshs oshu osoo osor osos osov osro ossb osso ossu oubs ough our- ouro ours ouu- ovhs ovo- ovoo rbbb rbbr rbbs rbgh rbhs rboh rbss rghs rhbg rhhs rhob rhog rhoh rhos rhug rhus rob- robb robo robs robu rogg rogh rogo rohr rohs rohu roob roog roor roos roro roru rosh roso ross roub rouh rous rovo rovs rrhs rrrr rsgb rshs rsos rubb rubs rubu rugg rugh rugs ruhh ruhr ruhs ruro rurs ruru rush ruso russ rusu ruvu rvhs rvvh s-os sbbs sbhs sbor sbus sggg sggs sghs sgro sgsh sgss sgsv shbs shgr shhh shhs shog shoo shor shos shou shrs shub shug shur shus shuu sobo sobr sobs sobu sogh sogo sogs sohh soho sohs sohu soog soor soos sorb sorg sorh soro sorr sors soru sosh soso soss sosv sour sous sovo sovs sovu srgb srhs sros srub ssbr ssgs sshs ssrg ssrs sssb sssh ssss sub- subb subg subh subo subs sug- sugg sugh sugo suhb suho suhr suoh suor suos sur- surg suro surr surs suru surv sus- suso suss susu suus suvs svhs svor svrg ubbo ubos uggo uggs ughs ugos ugro ugur uguu uhoh uhrs uhss uhuh uor- uovo urbs urgh urgu urho uro- uroo urrh urso urss ursu urur urus usbr usbs usgo usho ushr ushs ushu usog usos usov ussb ussr usss ussu usus uuuu uv-b uvvu vbrg vghs vhhh vhhs vogu voho vohu voog voor vor- voro vors voru voso voss vosu vouh vour vous vrhs vshs vugg vugh vugo vugs vurb vurg vvhs vvob vvog vvsb vvvv