| Subject | English | Spanish |
| econ., fin. | Convention on the Organization for Economic Co-operation and Development | Paris 1960 |
| econ., fin. | Convention on the Organization for Economic Co-operation and Development | Convenio relativo a la organización de cooperación y de Desarrollo económico |
| IMF. | Financial Organization and Operations of the IMF | Organización y operaciones financieras del FMI |
| UN | OECD = Organisation for Economic Co-operation and Development | Organización de Cooperación y Desarrollo Económicos |
| org.name. | Organisation for Economic Co-operation and Development | OCDE |
| IMF. | Organisation for Economic Co-operation and Development | Organización para la Cooperación y el Desarrollo Económicos |
| econ., fin., environ. | Organisation for Economic Co-operation and Development | Organización de Cooperación y Desarrollo Económicos |
| UN, ecol. | Organisation for Economic Co-operation and Development/Development Assistance Committee | OCDE/CAD |
| law, IT | organization and operation of the service | organización y funcionamiento de los servicios |
| org.name. | Organization for Security and Co-operation in Europe | Organización para la Seguridad y la Cooperación en Europa |
| patents. | organization, operation and supervision of sales and promotional incentive schemes | organización, gestión y supervisión de programas de incentivos de ventas y promocionales |
| law | Regulation on the Organization, Operation and Legal Status of Local Authorities | Reglamento de Organización, Funcionamiento y Régimen Jurídico de las Entidades Locales |