Perhaps you should try some spelling variations:
"les sciences book ver" » "les sciences hors ver", "en sciences book ver", "life sciences book ver", "_ sciences book ver", "les sciences book new"
"best science book ver" » "new science book ver", "art science book ver", "et sciences book ver", "best science from ver", "best science vol ver", "best science book new"
"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 ver"))~.
• 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 ver\"))*".
• Removing quotes may allow a broader search: (((( best science book ver ) OR ( del science food ver ))) OR ( les sciences book ver ))*.