Perhaps you should try some spelling variations:
communication network » communication networks, communications network, communications networks
housing development » business development
trade information » price information, private information, trade integration
technology trade » technology trends, technology transfer, technology transfers
information case » information based, information can, information costs
a communication » la communication, data communication, data communications
network housing » network using, networks choosing, networks using
case de » case des, case d, case d1
de a » de la, de sa, der a

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

• Performing a fuzzy search may retrieve terms with similar spellings: technology trade information case de a communication network housing development _ afrique.~.
• Adding a wildcard symbol may retrieve word variants: technology trade information case de a communication network housing development _ afrique.*.