Perhaps you should try some spelling variations:
price information » private information, price inflation
information sheet » information speed, information super, information society
6.2 communication » 3.2 communication, 2.3 communication, 2.7 communication
technology price » technology rich, technology voice, technology service
developpement de » developpement des, developpement durable
sheet case » sheet class, short case, ghent case
de afrique » de l'afrique, en afrique, l afrique
case 6.2 » case 6.12, case f6.2, case 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology price information sheet case 6.2 communication costs _ developpement de afrique.*.