Perhaps you should try some spelling variations:
"les sciences book ever" » "les science book ever", "life sciences book ever", "_ sciences book ever", "new science book ever"
"del science food ever" » "del science book ever", "del science from ever", "del science mad ever", "del paciente food ever"
"en sciences hors ever" » "_ sciences hors ever", "open science hors ever", "en sciences horas ever", "en sciences horst ever", "en sciences hours ever"

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

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