Perhaps you should try some spelling variations:
coleccion practicas » coleccion practica, coleccion didactica, coleccion actas
academica mexicana » academia mexicana, academica diana, economica mexicana
la academica » la academia, lo academico, y academica
la cirugia » en cirugia
de cirugia » en cirugia

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

• Performing a fuzzy search may retrieve terms with similar spellings: coleccion practicas de la academica mexicana ((la cirugia) OR (de cirugia)).~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "coleccion practicas de la academica mexicana ((la cirugia) OR (de cirugia)).".
• Adding a wildcard symbol may retrieve word variants: coleccion practicas de la academica mexicana ((la cirugia) OR (de cirugia)).*.