Perhaps you should try some spelling variations:
"del science book over" » "del science vol over", "del paciente book over", "del science book ver"
"les sciences hors over" » "en sciences hors over", "new science hors over", "les sciences hors ver", "les sciences horas over", "les sciences hours over", "les sciences hora over"
"art science mad over" » "data science mad over", "art sciences make over", "art science mad ver"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("del science book over") OR ("les sciences hors over"))) OR ("art science mad over"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"del science book over\") OR (\"les sciences hors over\"))) OR (\"art science mad over\"))*".
• Removing quotes may allow a broader search: (((( del science book over ) OR ( les sciences hors over ))) OR ( art science mad over ))*.