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
excmo de » excmo e, exceso de, excmo sr

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "coleccion practica de ((la academico) OR (un academico)) excmo de cirugia.~".
• Adding a wildcard symbol may retrieve word variants: coleccion practica de ((la academico) OR (un academico)) excmo de cirugia.*.