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ffff ffrr ffun fnuf frun fuff fufu funf fur- furn furr fury fuyu fynn fyry nfff nnnn nuff nunn nuny nurn nurr nuru nyny nyrf rrrr rrun ruff runf runn runy ruru ruun ryff rynn ryun ryyf unrf urff urry urun urur uryn uuuu uuyn yrun yryn yuff yufu yuny yurn yury yuyu yyff yyyy

fu-fu fuffy funny furry nu-nu nunny nunry nunun nurry nurun ruffy runny unfun unfur unnun unnur unrun unryu unurn uryu uryuu uuuuu yunfu yunyu

funnyf funrun furfur furrfu

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funfunfun runrunrun