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