Perhaps you should try some spelling variations:
2.5 communication » 2.3 communication, 2.7 communication, 3.5 communication
developpement il » developpement de, developpement et, developpement du
information how » information 2, information 1, information 1.2
technology 1 » technology _
il afrique » l afrique, en afrique
how sales » how wales, how states, new sales
sales 2.5 » sales 4.0, sales 4.3, sales 5

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

• Adding a wildcard symbol may retrieve word variants: technology 1 information how sales 2.5 communication costs _ developpement il afrique.*.