hhhhh hi-hi hi-lo hilli hillo hilly hilmi hilmo hilum himly himom hipil hiply hipo- hipop hipp- hippi hippo hippy hlium ho-ho ho-oh hohim hohol hohum hoill holli hollo holly holo- holou holul holum homo- hooli hooly hoopl hopl- hoppo hoppy hopup hou-i houli houyi hp-il huhuh huili huill hullo hully humil humly humph humpy humyo huolu huppy huyou hylo- hyphy hypo- hyppo iiiii ilio- ilium illmo illui ilooy ilulu imhip imlil imphy imply impul iommi ioooi ioooo ipmil ipoly iuliu iyiyi l-pop lhohi lihou liliu lilli lillo lilly lilmo lilou limhi limlu limmu limmy limo- limpy limui lipo- lippi lippo lippy lipyl liuli liupo llupy lohho lohio loilo lolim lolli lollo lolly lolol lommi looph loopy loph- lopou loppi loppy louhi lulli lully lulom lulul lumi- lumio lummi lummy lumpy luppi luppy lupul lymph lyuli mi-lu mi-mi mihop milil milim milli millo millu milly milmi miloy milpo miluo mimio mimmi mimo- mimpi mioul mipim mliii mlomp mmhmm mmiii mmmmm mmpip mohil mohol mollo mollu molly moloi moloy momil momlu mommy momoi momuy mooil mooli mooll moolu mooly moooi mophy moppi moppy mopup moulu mouly muhly muill mulli mullo mully mului mumlu mummu mummy mumpy muppu muyil my-my myio- mylip myll- mylly mylo- myloi mylom mylou mymom myom- myopy o-hoy o-hum oh-oh ohiou ohmmm oholy ohyou oilup olimp ollio ollup olomu olumu olupy olymp omili ommoy omulu omupo ooioo oomph ooooh ooooo ophi- ophio opihi opio- opium oploo opoho opoly oppol oppum opump opypy ouihi oullo oylum oyumi phil- phill philm philo philp phimu phiph phlio phlpp phool phyl- phyll phylo piilu pili- pilio pillo pilly pilo- pilou pilum pimpl pimpy pioli pipil pipli pippi pippo pippy pipul plio- plomp ploop plopi plopp plopu plouh plumi plump plumy plupp po-po pohio pohoy poill poilu poipu poli- polio polip polli pollo pollu polly polom polop poly- polyl polyp polyu pomi- pomly pommy pomoy pompu pomum pooli pooly poopo poopy popil popoi popop poppi poppo poppy popup poulp pouly poylu poyou puhmu puhoi puhoy puilo pull- pulli pullu pully pulpy pumil pummy pupil puppo puppy puyoo pylo- pymol pympi pyomo u-pml u-pop uh-oh uh-uh uhhoh uhhuh ulipy uloop ululu ulupi umhum uphol upolo upolu uppli uuuuu uyuly y-o-u yilou yimyu yippy ylppo yo-ho yo-yo yohio yolmo yomou youli youll youph youpi youup youyi ypyll yuill yuiop yuliy yuloh yumlu yummo yummy yuppy