Perhaps you should try some spelling variations:
"captacion ilegal de alimentos" » "aceptacion ilegal de alimentos", "capacitacion ilegal de alimentos", "captacion ilegal de elementos"
"captacion legal de alimentos" » "aceptacion legal de alimentos", "capacitacion legal de alimentos", "captacion legal de elementos"
"adaptacion legal de alimentos" » "adaptacion legal de elementos"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("captacion ilegal de alimentos") or ((("captacion legal de alimentos") OR ("adaptacion legal de alimentos"))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("captacion ilegal de alimentos") OR ((("captacion legal de alimentos") OR ("adaptacion legal de alimentos")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"captacion ilegal de alimentos\") or (((\"captacion legal de alimentos\") OR (\"adaptacion legal de alimentos\"))))".
• Removing quotes may allow a broader search: (( captacion ilegal de alimentos ) or ((( captacion legal de alimentos ) OR ( adaptacion legal de alimentos )))).
• Adding a wildcard symbol may retrieve word variants: (("captacion ilegal de alimentos") or ((("captacion legal de alimentos") OR ("adaptacion legal de alimentos"))))*.