Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
technology grade » technology trade, technology guides, technology gender
4 communications » 14 communications, 4 communication, 2 communications
le developpement » de developpement, sme development
developpement en » developpement et, developpement des, developpement de
grade inflation » price inflation, trade information
costs le » costs _, costs 4, costs a
space 4 » space _, space a, space 1

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

• Adding a wildcard symbol may retrieve word variants: technology grade inflation _ space 4 communications costs le developpement en afrique.*.