Perhaps you should try some spelling variations:
3.7 communication » 3.2 communication, 2.7 communication, 3.5 communication
developpement de » developpement des, developpement durable
information war » information what, information wants, information when
r information » hr information, der information, fur information
technology r » technology 1, technology 3, technology 4
de afrique » de l'afrique, en afrique, l afrique
war race » war peace, war ramt, war re
race 3.7 » races 3.5, range 3.7, race 1.4

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

• Adding a wildcard symbol may retrieve word variants: technology r information war race 3.7 communication costs _ developpement de afrique.*.