Perhaps you should try some spelling variations:
guinea communications » business communications, online communications, data communications
communications costs » communication costs, communications _
du developpement » de developpement, le developpement, et developpement
developpement de » developpement des, developpement durable
vi information » i information, ii information, novi information
technology vi » technology vt, technology 4ir, technology 1
information 2 » information 3
case guinea » trade guinea
costs du » costs _, costs 4, costs a
de face » der face, die face, we face

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

• Adding a wildcard symbol may retrieve word variants: technology vi information 2 case guinea communications costs du developpement de face.*.