Perhaps you should try some spelling variations:
interaction partir » interaction partners, interaction ports, interactions part
parks interaction » party interaction, parent interaction, party interactions
21 communications » 2 communications, 3.1 communications, 10 communications
die developpement » de developpement, le developpement, du developpement
communications a » communications _, communications law, communications media
developpement la » developpement de, developpement et, developpement du
partir des » partir de
la afrique » l afrique, la fabrique, en afrique
des 21 » des 20
a die » 2 die, 3 die, _ die

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

• Adding a wildcard symbol may retrieve word variants: technology parks interaction partir des 21 communications a die developpement la afrique.*.