Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
de communications » de communication, do communications, mce communications
trade development » software development
integration work » integrating world, integration framework, integration 3
dis integration » disintegration _
technology dis » technology does, technology 4ir, technology dlt
development de » development d, development ds, developpement de
work travel » world travel
costs trade » costly trade
de afrique » de l'afrique, en afrique, l afrique
travel de » travel do, travel mode, travel new

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

• Adding a wildcard symbol may retrieve word variants: technology dis integration work travel de communications costs trade development de afrique.*.