bibby bimmy bipib bippy bitit bitti bitty bitup bmiii bubby bumbu bumby bummy bumpy butit butty butut buumi buyit buyup by-by bybib ibity iiiii iitti imity immit imput ipiti ipity iptty ipubi itbit ittti itu-t itutu iuput iyiyi mbiyu mbuti mi-mi mimmi mimpi mipim mitim mitti mitty mitui mmiii mmmmm mmpip mt-ti mt-tm mt-tp mt-tt mt-ty mumbi mumby mummu mummy mumpy muppu mutti mutum my-my pimpy pipit pippi pippy pitip pitti pitty piyut pubby pummy puppy putby putim putit putt- putti puttu putty putup pympi tbtbt tbutt ti-ti tibbi tibbu timby timit timmy tipit tippi tippu tippy tipup titii titti titty titup ttttt tubby tubi- tumbi tumbu tumby tummy tumut tuppi tutti tutty tuubi tympy typup tytim u-bit ubity uitti umpty up-by upput uuuuu yimby yimyu yippy yu-ti yumbi yummy yuppy