Perhaps you should try some spelling variations:
opec communication » open communication, optic communication, ec communication
does developpement » de developpement, des developpements, does development
developpement il » developpement de, developpement et, developpement du
variation es » variation des, variation test, variations des
il afrique » l afrique, en afrique
die opec » die open, die oper, die opfer
a does » 2 does, 4 does, 1 does

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

• Adding a wildcard symbol may retrieve word variants: typology _ variation es die opec communication a does developpement il afrique.*.