bbbbbb blotto blotup blubbo blublu bluppo bolbol bolobo bololo booboo bootup bopolu botbol bottlo botulu boubou boulot boulou boutob bububu buffol bufolo bulbo- bulbul bullou bulolo buttlo buttto buutuo flobot foboff folbot foofoo foufou foulup fullof fullup fultot futbol lobolo lollop lolobo looloo loplop lopoff lotpot loulou loutou lufful offput offutt oooooo optout outlot outofp outoul output outtop plouto plplot pluto- polpol polpot poofup poopoo pop-up popbot popoff popopo popout poppop poptop populo potful pottop poupou pppppp pubol puffup pullup pulotu pupput put-up putoff putout putput puttoo to-put toboot tolbot toluol toolup tootoo top-up topful topoff topout toppop topull tot-up totopo tou-fu toubul toutou toutuo tubful tubul- tuotuo tuttul tuttut u-bolt u-boot uolbut up-put uutool