Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
11.6 communications » 11.6 communication, 10 communications, 14 communications
technology trade » technology trends, technology transfer, technology transfers
trade insulation » trade regulation, grade inflation, trade innovation
de developpement » sme development
insulation e2 » insulation _, insulation 3.1.2, insulation layer
des afrique » en afrique, de l'afrique
race 11.6 » case 11.6, race 1.4, race 1.5
costs de » costs _, costs 4, costs a
e2 race » 2 race, men 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 e2 race 11.6 communications costs de developpement des afrique.*.