Perhaps you should try some spelling variations:
populations target » population target, populations taught, populations age
urban populations » urban population, rural populations
technology urban » technologies urban, technology uganda, sociology urban
3 communication » 4 communication, de communication, data communication
target trade » target grade, market trade, target rate
1 afrique » l afrique, en afrique, 1 enrique
trade 3 » trade _, trade a, trade 4
costs 2 » costs 20, costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology urban populations target trade 3 communication costs 2 development 1 afrique.*.