Perhaps you should try some spelling variations:
"del presente por heat" » "el presente por heat", "y presente por heat", "del presente y heat", "del presente en heat", "del presente la heat"
"en sciences hors over" » "les sciences hors over", "_ sciences hors over", "open science hors over", "en sciences horas over", "en sciences horst over", "en sciences hours over", "en sciences hors ver"
"en seres from her" » "en scenes from her", "en laseres from her", "en saberes from her", "en serie from her", "en seres from here", "en seres from heat", "en seres from how"

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