Perhaps you should try some spelling variations:
comprehension 5.5 » comprehension _, comprehension des
based innovation » und innovation
developpement en » developpement et, developpement des, developpement de
2 developpement » de developpement, le developpement, et developpement
innovation 3 » innovation 1, innovation 4
5.5 2 » 5.5 _, 5.5 a, 6.5 2
3 e » 3 le, 3 el

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

• Adding a wildcard symbol may retrieve word variants: technology based innovation 3 e _ comprehension 5.5 2 developpement en afrique.*.