Perhaps you should try some spelling variations:
urban development » human development
competition cost » competition case, competition co, competition foster
relations 1.2 » relations 3.2, relations 1.1, relations 5.2
technology 3 » technology _, technology 1, technology 4
aceh through » spaces through, peace through, space through
3 relations » et relations, des relations
cost urban » most urban, worst urban, bust urban
case c » case 1, case 3, case 4
case 2 » case 1

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technology 3 relations 1.2 aceh through competition cost urban development ((case c) OR (case 2)).~".
• Adding a wildcard symbol may retrieve word variants: technology 3 relations 1.2 aceh through competition cost urban development ((case c) OR (case 2)).*.