Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
based communications » based communication, speed communications, aided communications
much information » math information, catch information, pitch information
developpement en » developpement et, developpement des, developpement de
technology much » technology mit, technology make, technology mara
information 7 » information 2, information 3, information 1
models based » model based, models case
7 models » 17 models, 2 models, 3 models

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

• Adding a wildcard symbol may retrieve word variants: technology much information 7 models based communications costs _ developpement en afrique.*.