Perhaps you should try some spelling variations:
"en sciences book ver" » "en sciences hors ver", "les sciences book ver", "_ sciences book ver", "en sciences book new"
"best science food ver" » "del science food ver", "les sciences food ver", "new science food ver", "best science from ver", "best science mad ver", "best science mind ver"
"open science book ver" » "del science book ver", "new science book ver", "open science from ver", "open science vol ver", "open science book new"

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

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