d-rod ddddd dhoop didio diiop dioid dioro dipod do-do dodoo dodro dohop doido doiop doodo dorid dorio drohi droid drood droop drop- dropi dropo drori hhhhh hi-hi hidio hidir hidr- hipo- hipop hipp- hippi hippo hiroi hiroo ho-ho ho-oh hodhr hodid hodod hoodi hoord hoori hoppo horii horio horod horro idio- idodi idood idrop iiiii iodid iodo- ioooi ioooo iorio irid- irido irori odiid odori oh-oh ohrid ohrio oidor ooioo ooooh ooooo oopod ophi- ophio ophir opihi opio- opiod opir opodo opoho ordro orodo oropi phhir phiph phiri phrop piiri pipid pippi pippo pipri pirho pirri pirro po-po podio podo- podor pohio pooid poopo poori popoi popop poppi poppo poro- poroi porri porro prior prodd prodi prohd proor prop- propp propr rhod- rhodo ripio ro-ro roddi rodor rodri rohod rohri roodi roohi ropid rorid rprop