Perhaps you should try some spelling variations:
"les sciences book ver" » "les science food ver", "life sciences book ver", "del science book ver", "_ sciences book ver", "les sciences book new"
"best science book ver" » "del science book ver", "new science book ver", "art science book ver", "best science food ver", "best science from ver", "best science vol ver", "best science book new"
"en sciences hors ver" » "_ sciences hors ver", "open science hors ver", "en sciences horas ver", "en sciences horst ver", "en sciences hours 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 ((("en sciences hors ver") OR ("les sciences book ver"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"best science book ver\") OR (((\"en sciences hors ver\") OR (\"les sciences book ver\"))))".
• Removing quotes may allow a broader search: (( best science book ver ) OR ((( en sciences hors ver ) OR ( les sciences book ver )))).
• Adding a wildcard symbol may retrieve word variants: (("best science book ver") OR ((("en sciences hors ver") OR ("les sciences book ver"))))*.