Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
pt communications » 10 communications, 14 communications, 2 communications
urban development » human development
technology level » technology never, technology leader, technology led
level variation » level estimation, level adaptation, local variations
variation new » variation des, variation bei, variation der
new politics » new political
politics pt » politics _, politics a, politics 2
costs urban » cost urban, across urban, crisis urban
a aortic » _ aortic, _ artic

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

• Adding a wildcard symbol may retrieve word variants: technology level variation new politics pt communications costs urban development a aortic.*.