Perhaps you should try some spelling variations:
coleccion practicas » coleccion practica, coleccion didactica, coleccion actas
a academicos » y academicos, de academicos, en academicos
de cirugia » en cirugia, la cirugia
excmo de » excmo e, exceso de, excmo sr
academicos » academicas
academico » 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 practicas de ((((_ academic) or (a academicos))) or (ano academico)) excmo de cirugia.~.
• If you are trying to use Boolean operators, they must be ALL CAPS: coleccion practicas de ((((_ academic) OR (a academicos))) OR (ano academico)) excmo de cirugia..
• Adding a wildcard symbol may retrieve word variants: coleccion practicas de ((((_ academic) or (a academicos))) or (ano academico)) excmo de cirugia.*.