Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
transfer inflation » transfer innovation, transfer simulation, transfer simulations
development li » development lid, development lie, development lin
4 development » 2 development, 4 developing
rate price » water price, gate prices, ratio price
li afrique » l afrique, en afrique
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology transfer inflation rate price data communications costs 4 development li afrique.*.