Perhaps you should try some spelling variations:
"del paciente food ver" » "del paciente con ver", "del science food ver", "del presente food ver", "del ambiente food ver"
"les sciences book new" » "les science book new", "les science food new", "les sciences hors new", "en sciences book new", "life sciences book new", "del science book new", "les sciences look now"
"art science vol ever" » "wars science vol ever", "a science vol ever", "dairy science vol ever", "art science book ever", "art science food ever", "art science from ever"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("art science vol ever") OR ("les sciences book new"))) OR ("del paciente food ver"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"art science vol ever\") OR (\"les sciences book new\"))) OR (\"del paciente food ver\"))".
• Removing quotes may allow a broader search: (((( art science vol ever ) OR ( les sciences book new ))) OR ( del paciente food ver )).
• Adding a wildcard symbol may retrieve word variants: (((("art science vol ever") OR ("les sciences book new"))) OR ("del paciente food ver"))*.