Perhaps you should try some spelling variations:
"polish contemporary context" » "polish contemporary chinese", "polish contemporary culture", "politics contemporary context"
"polish contemporary city" » "politics contemporary city", "polish contemporary china", "polish contemporary chinese"

Try widening your search to All Fields.

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• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"polish contemporary context\") OR (\"polish contemporary city\"))".
• Removing quotes may allow a broader search: (( polish contemporary context ) OR ( polish contemporary city )).
• Adding a wildcard symbol may retrieve word variants: (("polish contemporary context") OR ("polish contemporary city"))*.