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