Perhaps you should try some spelling variations:
"les sciences book ver" » "les science food ver", "les sciences hors ver", "en sciences book ver", "life sciences book ver", "_ sciences book ver", "les sciences book new"
"del science book ver" » "del science food ver", "del science from ver", "del science vol ver", "del paciente book ver", "del science book new"
"new science book ver" » "new science food ver", "new science from ver", "new science vol ver", "open science book ver", "new 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: "((((\"del science book ver\") OR (\"new science book ver\"))) OR (\"les sciences book ver\"))~".
• Removing quotes may allow a broader search: (((( del science book ver ) OR ( new science book ver ))) OR ( les sciences book ver ))~.
• Adding a wildcard symbol may retrieve word variants: (((("del science book ver") OR ("new science book ver"))) OR ("les sciences book ver"))*.