Perhaps you should try some spelling variations:
communication costo » communication costs, communication costa, communications costs
oral communication » personal communication
del developpement » de developpement, des developpements, le developpement
developpement en » developpement et, developpement des, developpement de
information 2.2 » information 1.2, information 2.7, information 2.2.2
3 information » 1 information
debatten oral » debatten om, debate moral, debatten das
technology 3 » technology _, technology 1, technology 4
2.2 debatten » 2.1 debatten, 9.2 debatten, 3.2.6 debatten
costo del » costa del, cose del, costo e

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

• Adding a wildcard symbol may retrieve word variants: technology 3 information 2.2 debatten oral communication costo del developpement en afrique.*.