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

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 book ver\") OR (\"en sciences book ver\"))) OR (\"les science food ver\"))~".
• Removing quotes may allow a broader search: (((( best science book ver ) OR ( en sciences book ver ))) OR ( les science food ver ))~.
• Adding a wildcard symbol may retrieve word variants: (((("best science book ver") OR ("en sciences book ver"))) OR ("les science food ver"))*.