Perhaps you should try some spelling variations:
formalen communication » informal communication, complex communication, force communication
communication india » communication media, communications media
can developpement » au developpement, en developpement, can development
developpement l » developpement il, developpement la, developpement de
4.1 variation » 1.1 variation, 2.1 variation, 4.3 variation
variation und » variation _, variablen und, variation 6
des formalen » das formale, des sozialen, des realen
ecology 4.1 » ecology 4.2, ecology 4.4, ecology 1
india can » india case, india a
l afrique » en afrique
und des » und der

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

• Adding a wildcard symbol may retrieve word variants: ecology 4.1 variation und des formalen communication india can developpement l afrique.*.