Perhaps you should try some spelling variations:
"new science book even" » "new science vol even", "les sciences book even", "open science book even", "how sciences book even"
"dna science food over" » "dna science mad over", "dna science vol over", "data science food over", "dna sequence food over", "dna science food ver"
"del science food over" » "del science mad over", "del science vol over", "data science food over", "del paciente food over", "les sciences food over", "del science food ver"

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: "((\"new science book even\") OR (((\"dna science food over\") OR (\"del science food over\"))))~".
• Removing quotes may allow a broader search: (( new science book even ) OR ((( dna science food over ) OR ( del science food over ))))~.
• Adding a wildcard symbol may retrieve word variants: (("new science book even") OR ((("dna science food over") OR ("del science food over"))))*.