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 food ever", "best science from ever"
"best science vol ver" » "les sciences vol ver", "new science vol ver", "art science vol ver", "best science food ver", "best science from ver"
"del science book ver" » "del science food ver", "del science from ver", "del paciente book ver", "del science book new"

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