Perhaps you should try some spelling variations:
communication costs » communication systems, communication efforts, communication skills
urban development » human development
park information » pack information, party information, care information
technology park » technology parks
development co » development _, development a, development case
costs urban » cost urban, most urban, crisis urban
de mobile » does mobile, _ mobile, a mobile

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

• Adding a wildcard symbol may retrieve word variants: technology park information _ de mobile communication costs urban development co afrique.*.