O-O OBA OBL OBO OBR OBT OD- ODD ODO OET OGO OIL OKL OKO OLE OLI OLL ONG ONK OR- ORA ORB ORE ORG ORO ORR ORU OSA OT- OTA OUA OUB OUD OUE-0 OUE-1 OUF OUG OUK OUL OUM OUN OUR OUS OUT OUY OYA OYL OYS
