iiiii iitti ioooi ioooo iorio iotit iotti ipiti ipopt iport ipour irori irour irrit irupi itour itout itpro itrip ittoo ittti itu-r itu-t ituri ituro ituru itutu iuput ixopo oirot oitti ooioo ooooo opio- opir opito optio optix opto- optot optto orito oroix oropi orout oroux orpit ortoo oruro orutu otori ototo otour otpor ottir ottoi ottur ouir- ouoro outro outto ouxpo oxxio p-o-x piiri piotr pipit pippi pippo pipri pirix pirot pirou pirri pirro pirui pitio pitip pitot pitri pitru pitti pitto piuri piuro piuru pixiu po-po poipu poopo poori poort popoi popop poppi poppo popup poro- poroi porri porro porto portu porur potoo potop potor potro potti potto pottu pppox ppxii priit prior priti pritt proix proor proot prop- propp propr propt prot- proti proto prout proux proxi prtor ptpro ptprr ptprt ptpru puppo pupri purio puro- putit putor putt- putti putto puttu putuo putup puuri rioux ripio ripit ripup rirpu rixoi ro-ro roiot roto- rotor rotot rotox rotti rotto routt roxio rprop rptor ruiru ruoti rupit ruutu t-pop t-top ti-ti tiout tioux tipit tippi tippu tipto tipup tirit tiro- tiroi tirou tirru tirur titii titou titti titup topio topit topix topo- topoi topor topot toppo topto topup torii torio torit torpo torri torro torti torto tortu toti- toto- totoo totop totup touit touro toxi- toxo- tprot triip trior tripi tripp tript trit- trito tritt troop trop- tropi tropo trott troup trout truit trupt truro ttttt tuori tuotu tupou tuppi turio turit turot turri turro turtu turup turut tutor tutti tutto tuuri tuuru u-pop uiro uitti upput uptop uropi urour uruit ururi uruti urutu utixo utro- utrop utror uttur uturu ututo uuuuu x-out xitou xootr xorro xotox xoxox xtort xuixo xxiii xxxii xxxix