pupri purau purba purda purdi purea pured puree purer purie purra purre purua puuri ra-ra raaba raabe raard rabab rabad rabai rabap rabba rabbe rabbi rabda rabia rabid rabiu rabri rabud radar radau radde raddi rader radi radia radie radii radir raeda raerd raiae raide raidi raipe raird rapae rapar raped rapee raper rapid rappa rapur rarae rareb rared raree rarer rauda raupp rbied re-up reada readd reade reair reape rear- reard reaue rebab rebar rebbe reber rebia rebid rebra rebud redab redar redbd redde reddi redea reder redia redid redie redip rediu redub redup redur reede reepe reere reide reird repad repar reppe repub rerde rere- reree rerip rerir reuap reuar reuer reuir riaba riada ribar ribbi riber ribie ribup ridar ridea rided rider riede riped riper rippe ripup riria ririe rirpu riuer rrape rraup rripe ruade rubab rubai rubba rubbi rubee ruber rubia rubid rubie rubra rubup rudar ruder rudie rudra rueda ruede ruere ruiru rupai rupea rupee ruper rupia rupie rurde u-dub uarda ubai ubaid ubari uber- ubiad ubida ubide ubirr udapb udara udare udder udrea udria udupi uibai upara upard upbar upedu upier uppar upped upper uppie upupa uraba uraei urare urari urbar urbia urdee urea- ureae ureid urera uribe uride urrea urria urubu urupe ururi uuard uurad uuuuu