Perhaps you should try some spelling variations:
coleccion practica » coleccion didactica
los academicos » textos academicos
practica de » practicas de
y academico » y academicos, y academica, lo academico
e cirugia » en cirugia, de cirugia, y cirugia
excmo e » excmo sr

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 ((y academico) or (los academicos)) excmo e cirugia.~.
• If you are trying to use Boolean operators, they must be ALL CAPS: coleccion practica de ((y academico) OR (los academicos)) excmo e cirugia.*.