Perhaps you should try some spelling variations:
data communication » data communications
developpement de » developpement des, developpement durable
use interaction » user interaction, une interaction, use integration
4 developpement » de developpement, le developpement, et developpement
technology use » technology 1, technology 2.2, technology 3
interaction 2 » interaction _, interaction 1, interaction 4
prices data » price data, services data, prices latin
de afrique » de l'afrique, en afrique, l afrique
2 prices » 2 price, 2 proces, do prices
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology use interaction 2 prices data communication costs 4 developpement de afrique.*.