Perhaps you should try some spelling variations:
coleccion practica » coleccion didactica
la academico » lo academico, la academia, y academico
un academico » ano academico, lo academico, y academico
practica de » practicas de
de cirugia » en cirugia
la 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 practica de ((la academico) OR (un academico)) excmo ((de cirugia) or (la cirugia)).~.
• If you are trying to use Boolean operators, they must be ALL CAPS: coleccion practica de ((la academico) OR (un academico)) excmo ((de cirugia) OR (la cirugia))..
• The words AND, OR and NOT may confuse the search; try adding quotes: "coleccion practica de ((la academico) OR (un academico)) excmo ((de cirugia) or (la cirugia)).".
• Adding a wildcard symbol may retrieve word variants: coleccion practica de ((la academico) OR (un academico)) excmo ((de cirugia) or (la cirugia)).*.