Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
4.2 communications » 4.2 communication, 3.2 communication, 6.2 communication
rate information » trade information, care information, age information
information what » information war, information when, information wants
le developpement » de developpement, sme development
developpement en » developpement et, developpement des, developpement de
technology rate » technology state, technology role, technology related
what place » what price
place 4.2 » place 1.2, place 4.3, place 4.4
costs le » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology rate information what place 4.2 communications costs le developpement en afrique.*.