Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
time communications » time communication, type communications, wartime communications
integration some » integration south, integration soziale, integration social
de developpement » sme development
developpement de » developpement des, developpement durable
3.2 integration » 2.2 integration, 5.2 integration, 3.2 interaction
technology 3.2 » technology 2.2, technology 3.1, technology 2
some trade » income trade
trade time » trade tie, trade crime, trade ties
de afrique » de l'afrique, en afrique, l afrique
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 3.2 integration some trade time communications costs de developpement de afrique.*.