Perhaps you should try some spelling variations:
data communication » data communications
urban development » human development
development case » development china
technology la » technology law, technology lag, technology land
relative 1.5 » relatives 1.2, relatives 1.3, relations 1.5
la relative » a relative, da relative, das relative
costs urban » cost urban, across urban, crisis urban
1.5 phone » 1.5 cone, 1.5 one, 1.5 ozone
case case » base case, case based, use case

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

• Adding a wildcard symbol may retrieve word variants: technology la relative 1.5 phone data communication costs urban development case case.*.