d-rod ddddd diddu didio didup digi- digid digor digri digru digup diigo diiop diogo dioid dioro dipod do-do dodoo dodro doggo doido doiop doodo dorgi dorid dorig dorio dorog dorud doupi douro dridu drigg drigo drog- drogo droid droig drood droog droop drop- dropi dropo drori droug droup drugu druid druig drupi druri duddo dudou duggi dugri dugup dupri durgi durio giour gippi gippo girod girru go-go go-oo go-op goddo godor godri gogoi gogro gogui goodg goodo goord gopro gordi gordo gorgo gorir gorod goudi gourd grgur grido grigg grodd grogg groid grood groop gropp groud group grrrr gruid gruiu guddi guddu gudur guggi gugir guidi guido guipp guird guiri guiro gurgi gurid guroo gurro gurur idio- idodi idogo idood idoru idrop igdir iggri igigi iiiii iodid iodo- ioooi ioooo iorio ipour irid- irido irori irour irupi o-dog oddup oddur odiid odori odour odudu oduro ogidi ogiri ogogo ogugu oguri oidor ooioo ooooo oopod opio- opiod opir opodo ordro origi origo orodo oropi orrgo oruro ouigo ouir- ouoro pigou piiri pipid pippi pippo pipri pirgu pirog pirou pirri pirro pirui piuri piuro piuru po-po podio podo- podor poggi poipu pooid poopo poori popoi popop poppi poppo popup porgo poro- porog poroi porri porro porur prior prodd prodg prodi progg proor prop- propp propr proud prudi pudor pudur puggi pugio puppo pupri purdi purio puro- puugi puuri rig-i rigid rigio rigor rigup ripio ripup rirpu ro-ro roddi rodor rodri rogoi roodi roodu ropid rorid rprop rugii rugir ruiru u-god u-pop udgir udupi ugro- ugrug uigur uiro up-do updog upido urdog urdoi uropi urour ururi uuuuu