Perhaps you should try some spelling variations:
personal communication » interpersonal communication
des developpement » des developpements, de developpement, le developpement
developpement de » developpement des, developpement durable
innovative de » innovative idea, innovative dice, innovative edge
de farce » der farce, de arce, de force
de 1945 » ddr 1945, joe 1945
a des » a der, a das

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

• Adding a wildcard symbol may retrieve word variants: technologies _ innovative de 1945 personal communication a des developpement de farce.*.