nsso nssr nsss nsub nube nubk nubs nuee nuer nuke nuku nune nunk nunn nuno nuns nuon nure nurn nurr nurs nuru nuse nush nuss nusu nuuk o-eo obbo oben ober obes obhs obkb oboe obok obon obor obos obre obrh obro obsn obsr obss obuh obus oen- oeno oens oere oers oese ohbe ohee ohen oher ohho ohhs ohne ohno ohob ohoh ohok ohos ohre ohrn ohso ohss ohus okeh oken oker okes okko okno okok okon okor okre okro okso okun okur okus one- oneb onee oneh onek oneo oner ones onne onno onon onor onos onse onso onue onur onus oobe ooer ooes ooho oohs ooku oone oons oooh oooo ooos oore oose oous orbb orbe orbo orbs orbu ore- oreb oreh orek oren oreo orer ores orhe orhs orke orko orne orno orns oro- oroe orok oron oror oros orro orrs orse orsk orso orsu orub orus osbe osee oseh osek osen oser oses oshe osho oshs oshu osku osno osnr osoo osor osos osro ossb osse osso ossu osun oubs ouen ouer oun- oune our- oure ourn ouro ours ouse ouu- rbbb rbbr rbbs rbhs rboh rbss rebb rebe rebk rebo rebs rebu reeb reek reen rees rehb rehe rehn rehs reke reko reks rene renk renn reno rens renu reos reou rere rero rers reru rese resh resn reso ress reue reuk reus reuu rheb rhee rhen rheo rhes rhhs rhob rhoh rhon rhos rhue rhun rhus rkos rkss rnbr rnsh rob- robb robe robo robs robu roen roer roes rohe rohn rohr rohs rohu roke rokh rokk roko rokr roks roku rone ronk rono rons roob rook roon roor roos rore rork roro roru rose rosh roso ross roub roue rouh rouk roun rous rrhs rrrr rrun rsee rshs rsnn rsno rsnr rsos rsre rubb rube rubs rubu ruen ruer rues ruhe ruhh ruhn ruhr ruhs ruke rukh rukk rukn ruku rune runk runn runo runs ruok rure ruro rurs ruru ruse rush rusk ruso russ rusu ruun s-os sbbs sber sbhk sbhs sbor sbrk sbse sbus se-e se-h se-k se-n se-o se-s se-u sebe sebo sebs seeb seeh seek seen seer sees seeu sehe sehk sehr sehs seke sekk seko seku sene senn seno senr sens seok seon serb sere serk sern sero serr sers seru sese sesh seso sess seur shbs she- sheb shee sheh shek shen sheo sher shes sheu shhh shhs shne shoe shok shon shoo shor shos shou shre shrs shub shue shuk shun shur shus shuu skee sken skeo sker skes skhs skn- skoe skon skor skss skue skun skur sneb snee sneh sner snes snhs snns snob snoo snor snos snrk snrs snub snur snus sobe sobo sobr sobs sobu soen soeo soes sohh sohn soho sohs sohu soke sokk sokn soko soku son- sone sonk sono sons sonu sook soon soor soos sorb sore sorh sorn soro sorr sors soru sose sosh soso soss soue souk soun sour sous sreb sreo sres srhs srnn srno sros srub ssbn ssbr ssee sses sshs ssns ssrs sssb sssh ssss sub- subb subh subo subs suee suen suer sues sueu suhb suho suhr suke sukh suks suku sun- sunb sune sunk sunn suno suns sunu suoh suor suos sur- sure surn suro surr surs suru sus- suse susk suso suss susu suus ubbe ubbo ubek uber ubon ubos ueno uers uesn uess uher uhno uhoh uhok uhrs uhss uhuh ukek ukes ukeu ukko ukok ukon ukur unbe uneb unee unen uner unes unke unkn unko unks unne unno unns unon unos unro unrs uns- unso unus uoke uone uor- uore urbe urbs ure- ureh ures urho urke urne urns uro- urok uroo urre urrh urse urso urss ursu uruk urun urur urus us-k usbe usbr usbs usee usen user uses usho ushr ushs ushu uske usno usnr usnu usoe usos ussb usse ussr usss ussu usun usus uuen uuno uuuu