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