hhhhh hhour ho-ho ho-oh hohot hohum homo- hoort horom horro horru horth horto hothr hotot hotto houtu houzz hthrt htuom huhuh humor humur hurm hurtt hurtu hurum hutor hutto huttu huuru mhorr mmhmm mmmmm mohor mohur momot mooro mooth mooto mootz mormo moror morou moroz morro morth morum morut motho moto- motor motru motto mottu mouht mouth mozzo mrmom mrorr mt-th mt-tm mt-tr mt-tt mtoto mummu murom muror murot murrh murro murru murth murtz murum murut murz murzo muthu muto- mutum mutuo muuto muzur mzuzu o-hum oh-oh ohmmm ohour ohrot ohrum omoro omoto omout ooooh ooooo ormoz ormur oromo orout orrum orth- ortho ortoo oruro orutu othom othou othur otomo ototo otour ottom ottur ouoro outro outto ozhur ozoro ozumo rmutt ro-ro rohru romth roomu rotho roto- rotor rotot rotto rotz rotzo roumm routh routt rummo rummu rumor ruomu ruthu ruuth ruutu thomm thoom thoro thorr thort thoru thoth thour thout throm throo throt throu thrum thurm thurt thuru thuuz to-ho tohot tommo tomo- tomom tomor tooth torht torro torto tortu toto- totoo totum touho touro tromm trooz troth trott troum trout truro truth ttttt tu-mo tummo tumor tumut tuomo tuotu turot turro turtu turut tutor tutto tuuru uh-oh uh-uh uhhoh uhhuh uhuru umhum umour uozhu urmuz urour urroz urutu urzut utro- utror utrum uttur uturu ututo utzoo uuuuu uzhur z-out zhomo zhuzh zmutt zohor zorro zotto zu-zu zutho zzoom zzzzz