Perhaps you should try some spelling variations:
22political parties » political parties, political parts, political salties
intermediary system » intermediare system, intermediaren system, intermediate system
electoral studies » sectoral studies, electrical studies, spectral studies
2c electoral » 2 electoral, c electoral, anc electoral

Try widening your search to All Fields.

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

• If you are trying to use Boolean operators, they must be ALL CAPS: %22Political Parties%2C Electoral Studies AND Intermediary System%22.
• Adding a wildcard symbol may retrieve word variants: %22Political Parties%2C Electoral Studies And Intermediary System%22*.