Perhaps you should try some spelling variations:
"1700 philosophy: general." » "1101 philosophy: general.", "1910 philosophy: general.", "1940 philosophy: general."
"10 philosophy: general." » "1 philosophy: general.", "14 philosophy: general.", "1101 philosophy: general."
"13 philosophy: general." » "1 philosophy: general.", "2 philosophy: general.", "b philosophy: general."

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("10 philosophy: general.") OR ("13 philosophy: general."))) or ("1700 philosophy: general."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("10 philosophy: general.") OR ("13 philosophy: general."))) OR ("1700 philosophy: general.")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"10 philosophy: general.\") OR (\"13 philosophy: general.\"))) or (\"1700 philosophy: general.\"))".
• Removing quotes may allow a broader search: (((( 10 philosophy: general. ) OR ( 13 philosophy: general. ))) or ( 1700 philosophy: general. )).
• Adding a wildcard symbol may retrieve word variants: (((("10 philosophy: general.") OR ("13 philosophy: general."))) or ("1700 philosophy: general."))*.