Perhaps you should try some spelling variations:
"les sciences horst over" » "les sciences hors over", "en sciences horst over", "life sciences horst over", "del science horst over", "les sciences horst ver"
"del pacientes en heat" » "del paciente en heat", "de pacientes en heat", "en pacientes en heat", "del pacientes con heat", "del recientes en heat", "del docentes en heat"
"en serie from le" » "en serie from her", "en serie 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: (((("les sciences horst over") OR ("del pacientes en heat"))) OR ("en serie from le"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"les sciences horst over\") OR (\"del pacientes en heat\"))) OR (\"en serie from le\"))".
• Removing quotes may allow a broader search: (((( les sciences horst over ) OR ( del pacientes en heat ))) OR ( en serie from le )).
• Adding a wildcard symbol may retrieve word variants: (((("les sciences horst over") OR ("del pacientes en heat"))) OR ("en serie from le"))*.