Perhaps you should try some spelling variations:
"political sciences" » "political scientists", "political changes"
"politcal sciences" » "politcal science", "politicl science", "social sciences"
"policy science" » "policy since", "politcal science", "politicl science"
"policy sciences" » "policy sinces", "politcal sciences", "politicl sciences"

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

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

One or more facet filters have been applied to this search. If you remove filters, you may retrieve more results. Remove all filters from this search.