Perhaps you should try some spelling variations:
"en sciences book over" » "en science book over", "en science food over", "en sciences hors over", "les sciences book over", "_ sciences book over", "open science book over", "en sciences book ver"
"del paciente from her" » "del paciente con her", "del pacientes qom her", "del science from her", "del presente from her", "del ambiente from her", "del paciente from here", "del paciente from heat", "del paciente from how"
"en seres from le" » "en scenes from le", "en laseres from le", "en saberes from le", "en serie from le", "en seres from new"

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 over") OR ("del paciente from her"))) OR ("en seres from le"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"en sciences book over\") OR (\"del paciente from her\"))) OR (\"en seres from le\"))".
• Removing quotes may allow a broader search: (((( en sciences book over ) OR ( del paciente from her ))) OR ( en seres from le )).
• Adding a wildcard symbol may retrieve word variants: (((("en sciences book over") OR ("del paciente from her"))) OR ("en seres from le"))*.