Perhaps you should try some spelling variations:
funcion administrativa » gestion administrativa, sanciones administrativas
administrativa cali » administrativa caso, administrativa para, administrativa a
administrativa del » administrativos del, administrativa en, administrativa y
sector economico » aspectos economicos
economico del » economico de

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

• If you are trying to use Boolean operators, they must be ALL CAPS: "((\"funcion ((administrativa cali) OR (((administrativa del) OR (administrativa de)))) economico del derecho\") or (\"funcion administrativa ((valor economico) OR (sector economico)) del derecho\"))".
• The words AND, OR and NOT may confuse the search; try adding quotes: "\"((\\"funcion ((administrativa cali) or (((administrativa del) OR (administrativa de)))) economico del derecho\\") or (\\"funcion administrativa ((valor economico) or (sector economico)) del derecho\\"))\"".
• Removing quotes may allow a broader search: (( funcion ((administrativa cali) or (((administrativa del) OR (administrativa de)))) economico del derecho ) or ( funcion administrativa ((valor economico) or (sector economico)) del derecho )).