Perhaps you should try some spelling variations:
"en sciences book every" » "en science food every", "en sciences hors every", "_ sciences book every", "open science book every", "en sciences book ever", "en sciences book evera"
"les sciences book very" » "les science food very", "les sciences hors very", "life sciences book very", "_ sciences book very", "new science book very", "les sciences book ver", "les sciences book vera"
"del science book very" » "del science food very", "del science from very", "del science vol very", "del paciente book very", "del science book ver", "del science book vera"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("en sciences book every") OR ((("les sciences book very") OR ("del science book very"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"en sciences book every\") OR (((\"les sciences book very\") OR (\"del science book very\"))))".
• Removing quotes may allow a broader search: (( en sciences book every ) OR ((( les sciences book very ) OR ( del science book very )))).
• Adding a wildcard symbol may retrieve word variants: (("en sciences book every") OR ((("les sciences book very") OR ("del science book very"))))*.