Perhaps you should try some spelling variations:
active communication » reactive communication, proactive communication, actions communication
communication 3.5 » communication 23.5, communication 3.3, communication 3.2
developing areas » developing asia, developing east, developing a
3 information » 1 information
areas afrique » areas africa
technology 3 » technology _, technology 1, technology 4
3 developing » 3 development
3.5 3 » 3.5 _, 3.5 a, 3.5 f
a do » a dot, a d, a co

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technology 3 information ((a do) OR (_ do)) active communication 3.5 3 developing areas afrique.~".
• Adding a wildcard symbol may retrieve word variants: technology 3 information ((a do) OR (_ do)) active communication 3.5 3 developing areas afrique.*.