Perhaps you should try some spelling variations:
communication studies » communication series, communication services, communication strategies
5.4 communication » de communication, data communication
urban development » human development
information 1.2 » information 1.5.2, information 2
studies urban » studying urban, study urban
europe africa » europe asia
1.2 a » 1.2 _, 2.2 a, 3.2 a
a 5.4 » a 5.1, a 3.4, a 5.3

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies _ information 1.2 a 5.4 communication studies urban development europe africa.~.
• Adding a wildcard symbol may retrieve word variants: technologies _ information 1.2 a 5.4 communication studies urban development europe africa.*.