Perhaps you should try some spelling variations:
de communication » mobile communication, online communication
4.2 developing » 2.2 developing, 3.2 developing, 4.1 developing
developing lie » developing e, developing ai, developing ce
lie afrique » l afrique
about bad » about bank, about body, about dead
bad de » bad we, bad debt

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 about bad de communication costs 4.2 developing lie afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies _ information about bad de communication costs 4.2 developing lie afrique.*.