Perhaps you should try some spelling variations:
techniques based » techniques used, techniques laser, techniques basic
based innovation » und innovation
la communication » data communication, data communications
developpement de » developpement des, developpement durable
a developpement » au developpement, de developpement, le developpement
innovation 3.1 » innovation 2.1, innovation 4.1, innovation 3.2
3.1 idrs » 3.2 idrs, 3.1 idd, 3.1 irre
costs a » costs _, costs 4

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

• Performing a fuzzy search may retrieve terms with similar spellings: techniques based innovation 3.1 idrs la communication costs a developpement de l'afrique.~.
• Adding a wildcard symbol may retrieve word variants: techniques based innovation 3.1 idrs la communication costs a developpement de l'afrique.*.