Perhaps you should try some spelling variations:
5.5 communication » 3.5 communication, 2.5 communication, 5.5.2 communication
information when » information what, information war, information wants
developpement la » developpement de, developpement et, developpement du
4 developpement » de developpement, le developpement, et developpement
technology 1 » technology _
when rules » ten rules, wooden rules
la afrique » l afrique, la fabrique, en afrique
rules 5.5 » rules 5.1, rules 3.2, rules 4.2
costs 4 » costs _, costs a, costs 4.2

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 rules 5.5 communication costs 4 developpement la afrique.*.