RAB RAE RAF RAI RAM RAN RAS RAT RAU RAY REA REC RED REE REF REM REP REQ RES REY RIA RIE RIM RIN RIO-0 RIO-1 RIO-2 RIO-3 RIO-4 RIS RIV ROA ROB ROC ROD ROJ ROM RON ROQ ROS ROU ROV RUS
