Perhaps you should try some spelling variations:
coleccion practica » coleccion didactica
academica mexicana » academia mexicana, economica mexicana, polemica mexicana
academica diana » academica para, academica una, academica durante
practica de » practicas de
de cirugia » en cirugia, la 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 practica de la ((academica mexicana) or (academica diana)) de cirugia.~.
• If you are trying to use Boolean operators, they must be ALL CAPS: coleccion practica de la ((academica mexicana) OR (academica diana)) de cirugia..
• Adding a wildcard symbol may retrieve word variants: coleccion practica de la ((academica mexicana) or (academica diana)) de cirugia.*.