Perhaps you should try some spelling variations:
coleccion practica » coleccion didactica
la academico » lo academico, un academico, y academico
practica de » practicas de
mexicana a » mexicana _, mexicana y, mexicana una
a cirugia » la cirugia, y cirugia, en cirugia
academia » academica

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 academico) or (la academia)) mexicana a cirugia.~.
• If you are trying to use Boolean operators, they must be ALL CAPS: coleccion practica de ((la academico) OR (la academia)) mexicana a cirugia..
• Adding a wildcard symbol may retrieve word variants: coleccion practica de ((la academico) or (la academia)) mexicana a cirugia.*.