Perhaps you should try some spelling variations:
communication paper » communication power, communication pattern, communication partner
data communication » data communications
information gross » information across, information loss, information goods
d developpement » de developpement, du developpement, le developpement
6 information » 2 information, 1 information, 10 information
technology 6 » technology _, technology 1, technology 3
gross price » cross price, goods price
des afrique » en afrique, de l'afrique
paper d » paper _, paper i, paper 1

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

• Adding a wildcard symbol may retrieve word variants: technology 6 information gross price data communication paper d developpement des afrique.*.