Perhaps you should try some spelling variations:
technology serial » technology series, technology social, technology material
serial innovators » social innovations
5.2 communication » 3.2 communication, 6.2 communication, 2.2 communication
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
innovators de » innovations de, innovators _, innovators 5
de canete » de cane
costs de » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology serial innovators de canete 5.2 communication costs de developpement en afrique.*.