Perhaps you should try some spelling variations:
through communication » through community, health communication, through competition
urban development » human development
development case » development china
income through » incomes through, come through, came through
technology la » technology law, technology lag, technology land
relations 3.3 » relations 3.1, relations 6.3, relations 3.2
la relations » la relation, a relations, la relacion
costs urban » cost urban, across urban, crisis urban
3.3 income » 1.3 income, 3.4 income, 3.7 income
case can » case case, case c

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

• Adding a wildcard symbol may retrieve word variants: technology la relations 3.3 income through communication costs urban development case can.*.