Perhaps you should try some spelling variations:
communication costa » communication costs, communications costs, communication cote
3.1 communication » 3.1 communications, 3.2 communication, 3.5 communication
developpement de » developpement des, developpement durable
information und » informations und
e developpement » de developpement, le developpement, et developpement
3 information » 1 information
technology 3 » technology _, technology 1, technology 4
und process » und prozess, undue process, und prozesse
process 3.1 » process 3.2, process 2.1, process 2.2
de afrique » de l'afrique, en afrique, l afrique

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

• Adding a wildcard symbol may retrieve word variants: technology 3 information und process 3.1 communication costa e developpement de afrique.*.