Perhaps you should try some spelling variations:
oral communication » personal communication
de developpement » sme development
communication 3 » communication _, communication a
des fabrique » la fabrique, des briques
typologie 2 » topologie 2, typologies _, typologie et
2 variation » 2 variations
des ddr » des dr, dem ddr, den ddr
3 de » 3 die, 3 der, 3 des

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "typologie 2 variation ((des ddr) OR (der ddr)) oral communication 3 de developpement des fabrique.~".
• Adding a wildcard symbol may retrieve word variants: typologie 2 variation ((des ddr) OR (der ddr)) oral communication 3 de developpement des fabrique.*.