Perhaps you should try some spelling variations:
information tirer » informations tirer, information direct, information title
de communication » mobile communication, online communication
developpement de » developpement des, developpement durable
de afrique » de l'afrique, en afrique, l afrique
tirer we » tirer de, tirer des
we de » we do, fe de, me de
a eq » a e, _ eq, a es
a el » _ el, y el, a l

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies _ information tirer we de communication ((a eq) or (a el)) developpement de afrique.~.
• If you are trying to use Boolean operators, they must be ALL CAPS: technologies _ information tirer we de communication ((a eq) OR (a el)) developpement de afrique.*.