ghoom ghour gnogh gnrhr gnugo go-go go-on go-oo gogon gogro gohog gohor gohur gomoh gomon gomor gomur gongo gonnn gonno gono- goong goooh gorgo gorno goruh gorun gough goung gounn grgur grogg gromo grong grono groom groon groun grrrr grumo gummo gungu gunnr guroo gurro gurum gurun gurur h-gun hhhhh hhour hmong ho-ho ho-oh hogon hogun hohum homo- homog hongg hongu honno honor hoong hoorn horno horom horon horro horru hough hu-go huggo huhuh humor humur hungu huorn hurm huron hurum huuru mhorr mmhmm mmmmm mnong mogno mohon mohor mohrg mohun mohur mongo mongu monno mono- monon monor monro moogo moong moorn mooro mormo moron moror morou morro morum morun mough moung mourn mrmom mrorr mugho mugur mummu mumun mungo munro muong murgh murgo murom muron muror murrh murro murru murum ngong ngoro ngugu nguru nnooo no-go no-no nohno nohom nohor nommo nomo- nomom non-u nonno nonoh noonu norm- noron norro norum norun nu-nu nughu nuhuh nunon nunun nuoro nurmo nurun o-hum oghum oghur ognon ogogo ogron ogugu oh-oh ohmmm ohorn ohour ohrum omoon omoro omron ongon onmun onoon onorn onour ooooh ooooo orgon orgun ormur ornon oromo orono orrgo orrum oruro ouoro ourno rhoon rmnmn ro-ro rogho rogno rohru rohun romon rongo rongu ronno roomu roong rough roumm roung rughh ruhnu rummo rummu rumor rungu runo- runon ruomu ugong ugro- ugrug uh-oh uh-uh uhhoh uhhuh uhuru umhum umong umour un-go ungon ungum ungur unhug unnun unnur unoor unorn unrug unruh unrun unurn urgun urour uuuuu