Perhaps you should try some spelling variations:
condiciones economico » condiciones economicas, condicion economica, condicions economicas
espana publicaciones » botanica publicaciones, tierra publicaciones, cuba publicaciones
economico mexico » economica mexico, economics mexico
mexico espana » lexico espanol, mexico estado, gotico espana
periodicas. » periodicals.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: condiciones economico mexico espana publicaciones periodicas.~.
• Adding a wildcard symbol may retrieve word variants: condiciones economico mexico espana publicaciones periodicas.*.