Perhaps you should try some spelling variations:
communication mode » communication model, communication modes, communication module
cost information » postal information, about information, asset information
technology cost » technology case, technology can, technology choice
a afrique » l afrique, en afrique
flows de » flows do, flows debt, flows bei
de mass » de masse, de mais, de masa
mode a » mode ad, mode _, code a

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

• Adding a wildcard symbol may retrieve word variants: technology cost information flows de mass communication mode a development a afrique.*.