Perhaps you should try some spelling variations:
technology process » technology processing, technology projects, technology access
process innovation » product innovation
3.2 communication » 3 communication, 2.3 communication, de communication
development east » development southeast, development 1
innovation wage » innovation age, innovation wave, innovation where
de development » e development, ce development, de developpement
east afrique » east africa, east african, en afrique
wage rate » wage rates
rate 3.2 » rates 3.2, rate 4.2, rate 5.2
costs de » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology process innovation wage rate 3.2 communication costs de development east afrique.*.