-form fofum foggo fogou fomor forgo form- forro forth forto foruh forum forur fotur fough fougo fourg fourh fourm fouro fouth fromm froom froot froth frugo fruto ftrtt fu-fu fugro fugug furo- furor furth futog futom futuh futur ghoff ghoom ghour go-go go-oo go-to gofor goght gogro gohog gohor gohur gomoh gomor gomtu gomur gooff goooh goout gorgo goruh gotoh gotoo gotor gotto gotur gough grftr grgur groff grogg gromo groof groom groot groth grott grouf grout grrrr gruff gruft grumo gruut gtrot gummo guroo gurro gurth gurum gurur guthu hgttg hhhhh hhour ho-ho ho-oh hofuf hohot hohum homo- homog hooft hoort horom horro horru horth horto hothr hotot hotto houff hough houtu hthrt htuom hu-go huggo huhuh humof humor humur hurm hurtt hurtu hurum hutor hutto huttu huuru mhorr mmhmm mmmmm moffo moght mohor mohrg mohur momot moogo mooro mooth mooto morfu mormo moror morou morro morth morum morut motho moto- motor motru motto mottu mough mouht mouth mrmom mroof mrorr mt-tf mt-tg mt-th mt-tm mt-tr mt-tt mtfmt mtgor mtoto mugho mught mugur mummu murgh murgo murom muror murot murrh murro murru murth murum murut muthu muto- mutum mutuo muuto o-hum offof offto ofoto ofour ofrum oghum oghur ogogo ogugu oh-oh ohfoo ohmmm ohour ohrot ohrum omoro omoto omout ooooh ooooo orfor ormur oromo orout orrgo orrum orth- ortho ortoo oruro orutu othom othou othur otomo ototo otour ottom ottur ought ouoro outgo outof outro outto rmutt ro-ro rofor rogho roght rohff rohru romfo romth rooft roomu rotho roto- rotor rotot rotto rough roumm routh routt rtrfm ruffo rufo- rughh rught rummo rummu rumor ruomu ruthu rutog ruuth ruutu tgttm thoff thoft thogh thomm thoom thoro thorr thort thoru thoth thour thout throm throo throt throu thrum thuff thurf thurm thurt thuru to-go to-ho toffo tofor toght togou tohot tommo tomo- tomom tomor toogh tooth torgo torht torog torro torto tortu toto- totoo totum tough tougu touho touro troff troft trogh tromm troth trott troum trout truff trugg trugo truro truth ttttt tu-mo tugof tugou tuhog tummo tumor tumut tuomo tuotu turgo turot turro turtu turut tutor tutto tuuru ufofu ugoff ugro- ugrug uh-oh uh-uh uhhoh uhhuh uhuru umhum umour urgut urour urutu utro- utror utrum uttur uturu ututo uuuuu