Perhaps you should try some spelling variations:
data communication » data communications
communication togo » communication tool, communication two, communication today
leur developpement » le developpement, deux developpements, de developpement
typologies 2.3 » typologies 2.5, typologies 6.3, typologie 1.3
2.3 variation » 3.3 variation, 1.3 variation, 2.1 variation
des afrique » en afrique, de l'afrique
nm data » em data, aim data, dpm data

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

• Adding a wildcard symbol may retrieve word variants: typologies 2.3 variation _ nm data communication togo leur developpement des afrique.*.