Perhaps you should try some spelling variations:
1.1b communication » 1.1 communication, 4.1 communication, 1.3 communication
technology work » technology week, technology network, technology working
developpement l » developpement il, developpement la, developpement de
work existing » pre existing, co existing, do existing
from 1.1b » from 11, from 1.2, from 1.3
l afrique » en afrique
expect » expert, expected

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

• Adding a wildcard symbol may retrieve word variants: technology work existing expect from 1.1b communication costs _ developpement l afrique.*.