Perhaps you should try some spelling variations:
3.5 communication » 3.2 communication, 3 communication, 2.3 communication
information when » information what, information war, information wants
le developpement » de developpement, sme development
developpement de » developpement des, developpement durable
technology 1 » technology _
when tables » water tables
tables 3.5 » table 3.5, table 3.1, table 3.2
de afrique » de l'afrique, en afrique, l afrique
costs le » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology 1 information when tables 3.5 communication costs le developpement de afrique.*.