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Comenzar otra vez Su búsqueda Idioma Spanish ✖ Eliminar la restricciónIdioma: Spanish Category Socioeconomic conditions and development ✖ Eliminar la restricciónCategory: Socioeconomic conditions and development Category Economics ✖ Eliminar la restricciónCategory: Economics Category Economics ✖ Eliminar la restricciónCategory: Economics Category Socioeconomic conditions and development ✖ Eliminar la restricciónCategory: Socioeconomic conditions and development Subject Hydrocarbons ✖ Eliminar la restricciónSubject: Hydrocarbons Subject Mines and mineral resources ✖ Eliminar la restricciónSubject: Mines and mineral resources Subject Economic and social development ✖ Eliminar la restricciónSubject: Economic and social development Subject Political campaigns ✖ Eliminar la restricciónSubject: Political campaigns