Perhaps you should try some spelling variations:
3.5.2 communication » 3.3.2 communication, 3.4.2 communication, 5.5.2 communication
innovation based » innovation case
developpement de » developpement des, developpement durable
a developpement » au developpement, de developpement, le developpement
technology can » technology change, technology 1, technology 2.2
can innovation » tan innovation, chain innovation, lean innovation
based sample » paired sample, based small, fixed sample
sample 3.5.2 » sample 3.2, sample 5.1.2, sample 9.3.2
de afrique » de l'afrique, en afrique, l afrique
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology can innovation based sample 3.5.2 communication costs a developpement de afrique.*.