nudd nude nudi nudo nuee nuer nuin nune nung nunn nuno nuon nurd nure nuri nurn nurr nuru o-eo obbo obed oben ober obid obie obin oboe oboi obon obor obre obri obro odbo oddd oddi oded odei oden odeo oder odie odin odio odir odiu odnb odon odoo odor odou odur oedn oedo oegb oeid oen- oeno oere ogb ogbe ogee ogen oger ogge oggi ogin ogni ogod ogog ogoi ogon ogou ogre ogri ogro ogui ogun oido oier oigo oiii oion oire onde ondi ondo one- oneb oned onee oneg onei oneo oner onge ongi ongo ongu onie onir onne onni onno onod onon onor onue onur oobe oobi oodi ooer ooid oone oooo oord oore orbb orbe orbi orbo orbu orde ordn ordo ordu ore- oreb ored oreg oren oreo orer orge orgn orgo ori- orid orie orig orin orio orne orni orno oro- oroe oron oror orri orro orub oude oued ouen ouer ouge ouie ouii ouin ouir oun- ound oune oung our- oure ourn ouro ouu- rbbb rbbr rder rdio rebb rebe rebo rebu redd rede redi redo redr redu reeb reed reen regd rege regi regn rego regr regu reid reii rein reir reiu rend rene reng reni renn reno renu reod reog reou rerd rere rerg reri rero reru reue reuu rgbe rgbi rib- ribe ribo ribu ridd ride ridi rido ried rien rier rieu rige rigg rigi rigo rigu riin rind rine ring rinn rino rion riou rire riri riue rnbr rnie rnin rnod rob- robb robe robi robo robu rodd rode rodi rodo roed roeg roen roer roge rogg rogi rogo roid roig roin roio roir roiu rond rone rong roni rono roob rood roog rooi roon roor rore rori roro roru roub roud roue roun rred rrrr rrun rubb rube rubi rubu rudd rude rudi rudo rued ruen ruer ruge rugg rugi ruid ruin rund rune rung runi runn runo rurd rure ruri ruro ruru ruud ruun u-ie ubbe ubbi ubbo uber ubid ubii ubir ubod ubon ubud uddi uden uder udgb udge udid udig udin udir udon udoo udun uein ueir uend ueno ugeo uggo ugne ugni ugod ugri ugro ugur uguu uige uirr unbd unbe unde undi undo uneb uned unee unen uner ungo ungu uni- unie unii unin unio unir unne unni unno unon unro uone uor- uore urbe urbi urde urdu ure- ured urge urgi urgu urib urie urin uriu urne urni uro- uroo urre urri urun urur uuen uuni uuno uuri uuuu