fofum fouth fu-fu futom futuh hhhhh ho-ho ho-oh hofuf hohot hohum homo- hooft hotot hotto houff houtu htuom huhuh humof hutto huttu mmhmm mmmmm moffo momot mooth mooto motho moto- motto mottu mouht mouth mt-tf mt-th mt-tm mt-tt mtfmt mtoto mummu muthu muto- mutum mutuo muuto o-hum offof offto ofoto oh-oh ohfoo ohmmm omoto omout ooooh ooooo othom othou otomo ototo ottom outof outto thoff thoft thomm thoom thoth thout thuff to-ho toffo tohot tommo tomo- tomom tooth toto- totoo totum touho ttttt tu-mo tummo tumut tuomo tuotu tutto ufofu uh-oh uh-uh uhhoh uhhuh umhum ututo uuuuu