d-loop dholuo dododo dollop dollot dollup dololo dolool doloop dolphu dotdot dotodo doudou doulou doutou duldul duloup dulpod dululu duluth duplo- hodoul hohhot hohloh hohoho holdto holdup holhol holloo hollop hoodoo hoohoo hoopoo hop-up hoplo- hopout hotpot hottot houtou huddup hudood huh-uh huhhot hulloo huluhu huthut lollop looloo lopho- loplop lotpot loulou loutou lphoto luhoth lutold oddlot ohohoh oholot ohpooh ohtoto oohooh oooooo optout outhud outlot outoul output outtop phlppl photo- plouto plplot pluto- poldhu polpol polpot poopoo pop-up popduo popopo popout poppop poptop populo pottop poupou pppppp pullup pulotu pupput put-up putout putput puttoo thoppu thouth thttpd to-put tohold toldto toluol toohot toolup tooold toothd tootoo top-up topout toppop topull tot-up totopo toudou touhou toutou toutuo tuotuo tuttul tuttut udullu uh-huh up-put uphold utouth uutool