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foofoo foofur foorum form-z formo- foufou fourof fourou furfur furour furrfu moffom moffou mommur moomoo mormor mormur mourou muffro murmur muumuu omzoor oooooo oromoo orrour ouzoum romour rumour u-form urform zoomoo zooomr zoozoo zorzor zouzou

foo-foo fou-fou fourmor furfooz furrour moo-moo morozzo morrum moruzzo moumour muu-muu off-off offform ofzorro roomfor ur-form zfzz-fm zou-zou

froufrou murumuru off-form zoomzoom zuzzurro

four-four frou-frou oromoromo

rumorrumor

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