Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
1.5 communications » 3.5 communication, 10 communications, 14 communications
technology trade » technology trends, technology transfer, technology transfers
trade insulation » trade regulation, grade inflation, trade innovation
le developpement » de developpement, sme development
insulation a » insulation _, insulation e2, inflation a
des afrique » en afrique, de l'afrique
race 1.5 » race 1.4, peace 1.5, race 11.6
costs le » costs _, costs 4, costs a
a race » _ race

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

• Adding a wildcard symbol may retrieve word variants: technology trade insulation a race 1.5 communications costs le developpement des afrique.*.