Perhaps you should try some spelling variations:
4.1 communication » 4 communication, 2.3 communication, 3.2 communication
back information » bank information, pack information, lack information
technology back » technology book, technology stacks, technology based
information act » information age, information a, information about
developpement l » developpement il, developpement la, developpement de
l afrique » en afrique
act from » out from
from 4.1 » from 3.1, from 4.5, from 1.1b

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

• Adding a wildcard symbol may retrieve word variants: technology back information act from 4.1 communication costs _ developpement l afrique.*.