Perhaps you should try some spelling variations:
de communication » mobile communication, online communication
developpement du » developpement de, developpement des, developpement et
4 developpement » de developpement, le developpement, et developpement
technology 4ir » technology 4, technology 4.1, technology 4.2
4ir inflation » der inflation, die inflation, aid inflation
inflation 1 » inflation _, inflation a, inflation tax
du afrique » en afrique, l afrique, de l'afrique
prime de » prisme de, prime age, prime drp
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 4ir inflation 1 prime de communication costs 4 developpement du afrique.*.