d-rod ddddd dhill dholl dhool dhoop dhrol dhuhr dhupu diddl diddu didio didup dihli diiop dildo dilip dilli dillo dioid dioro diphu dipl- diplo dipod dirol diulu dliii do-do do-ol dodol dodoo dodro dohol dohop dohul doido doill doiop dollo dollu doloi dolor dolph dolpo doodo dorid dorio dorud douli doull doupi douro dphil dridu drill drohi droid droil droll drood drool droop drop- dropi dropo drori drouh droul droup druid drupi druri duddo dudhi dudou duhri duill dulid dulli dullu duplo dupri durio duruh hhhhh hhour hi-hi hi-lo hidio hidir hidr- hidur hildi hildr hilli hillo hipil hipo- hipop hipp- hippi hippo hiril hiroi hiroo hirur hlddr ho-ho ho-oh hoddu hodhr hodid hodod hodur hohol hoill holdi holli hollo holo- holor holou holul hoodi hoold hooli hoopl hoord hoori hopl- hoppo hopup horii horio horod horol horro horru horup hou-i houir hould houli hourd houri hp-il hudud hudul hudur huhuh huidu huili huill huird huldi hullo huolu hurll hurri hurup huuru idili idio- idodi idoli idolo idood idool idoru idril idrop ihold iiiii ilio- illdo illui ilori ilulu iodid iodo- iodol ioooi ioooo iorio ipour irid- irido irill irori irour irupi iuliu l-pop lhohi lidol lihir lihou liliu lilli lillo lilou liour lipid lipo- lippi lippo liril lirio lirui liuli liupo loddo lodhi lodro lohho lohio lohri lohur loilo lolli lollo lolol looph loord loph- lopid lopou loppi lopud lordi lorid lorio lorri lorup loudi louhi lourd louri louro luddu luiro lulli lulul luppi lupul lurid lurio lurup luuri oddup oddur odiid odilo odolo odori odoul odour odudu oduro oh-oh ohiou ohour ohrid ohrio oidor oilup ollio ollup ollur oloid olord olour ooioo ooooh ooooo oopod ophi- ophio ophir ophur opihi opio- opiod opir oploo opodo opoho oppol ordro orill oriol orlop orodo orold orolu oropi oruro ouihi ouir- oullo ouoro ourol phhir phil- phill philo philp phiph phiri phlio phlpp phool phrop piilu piiri pili- pilid pilio pillo pilo- pilou pilur pioli pipid pipil pipli pippi pippo pipri pipul pirho pirlo pirol pirou pirri pirro pirui piuri piuro piuru plio- ploid ploop plopi plopp plopu ploud plouh plupp pluri po-po podil podio podo- podol podor podul pohio poill poilu poipu poldi poli- polio polip polli pollo pollu polod polop polur pooid pooli poopo poori popil poplr popoi popop poppi poppo popup poro- poroi porri porro porur poulp prill priol prior prodd prodi prohd proll prolo proor prop- propl propp propr proud prudi pudor pudur puhoi puilo pull- pulli pullu pupil puppo pupri purdi purio purli puro- purul puuri rdllr rhod- rhodo rillo rioli riolo ripio ripup rirpu ro-ro roddi rodil rodl rodor rodri rohod rohri rohru rollo rolph roodi roodu roohi ropid rorid roull rprop rudli ruili ruiru rulli rullo u-hid u-pop udol udoll udrih udupi uh-oh uh-uh uhdoh uhhoh uhhuh uhuru uiro ullur uloid uloop ulpur ululu ulupi uluru up-do uphol upido upolo upolu uppli urdoi uropi urour urphi uruli ururi uuuuu