Perhaps you should try some spelling variations:
communication costa » communication costs, communications costs, communication cote
price information » private information, price inflation
2.2 communication » 2.3 communication, 3.2 communication, 2.7 communication
technology price » technology rich, technology voice, technology service
developpement du » developpement de, developpement des, developpement et
e developpement » de developpement, le developpement, et developpement
about case » about care, about class, about cost
du afrique » en afrique, l afrique, de l'afrique
case 2.2 » cases 2.2, case 4.2, case 2.3

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

• Adding a wildcard symbol may retrieve word variants: technology price information about case 2.2 communication costa e developpement du afrique.*.