Perhaps you should try some spelling variations:
"les sciences book new" » "les sciences hors new", "en sciences book new", "life sciences book new", "_ sciences book new", "les sciences look now"
"best science book ver" » "new science book ver", "art science book ver", "et sciences book ver", "best science from ver", "best science vol ver"
"del science food ver" » "del science from ver", "del science mad ver", "del science mind ver", "del paciente food ver"

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