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

• Performing a fuzzy search may retrieve terms with similar spellings: (("Astronomy in medieval Islam") OR ("Astronomy in medical Islam"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"Astronomy in medieval Islam\") OR (\"Astronomy in medical Islam\"))".
• Removing quotes may allow a broader search: (( Astronomy in medieval Islam ) OR ( Astronomy in medical Islam )).
• Adding a wildcard symbol may retrieve word variants: (("Astronomy in medieval Islam") OR ("Astronomy in medical Islam"))*.