Perhaps you should try some spelling variations:
"best science book ever" » "les sciences book ever", "new science book ever", "art science book ever", "best science from ever", "best science vol ever"
"best science food ever" » "les sciences food ever", "new science food ever", "art science food ever", "best science from ever", "best science mad ever", "best science mind ever"
"del science food ever" » "del science from ever", "del science mad ever", "del science mind ever", "del paciente food ever"

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

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