Perhaps you should try some spelling variations:
health communication » data communication
urban development » human development
relations 7.5 » relations 2.5, relations 7.1, relations 7.3
technology 3 » technology _, technology 1, technology 4
3 relations » et relations, des relations
five health » free health, life health
costs urban » cost urban, across urban, crisis urban
china one » china money, china over
7.5 five » 7.5 fire, 7.5 die, 3.5 fiv

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

• Adding a wildcard symbol may retrieve word variants: technology 3 relations 7.5 five health communication costs urban development china one.*.