Perhaps you should try some spelling variations:
personal communication » interpersonal communication
communication cost » communication costs, communication costa, communications costs
le developpement » de developpement, sme development
developpement la » developpement de, developpement et, developpement du
information 2.1 » information 12.1, information 2.2, information 2.7
debate personal » remote personal, relative personal
3 information » 1 information
technology 3 » technology _, technology 1, technology 4
2.1 debate » 2.1 debatten, 11.1 debate, 2 debate
la afrique » l afrique, la fabrique, en afrique
cost le » cost low, cost lcc

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

• Adding a wildcard symbol may retrieve word variants: technology 3 information 2.1 debate personal communication cost le developpement la afrique.*.