Perhaps you should try some spelling variations:
oral communication » personal communication
development east » development southeast, development 1
des development » does development, ides development, dams development
de variation » der variation, die variation, does variation
east african » east africa, west african, west africa
apologia de » tipologia de, apologie des, apologia _
des deas » des degats, des delays, des deltas
des des » des dem, des der, des defis
_ des » _ der, _ den, _ das

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: "apologia de variation ((des deas) OR (des des)) oral communication _ des development east african.~".
• Adding a wildcard symbol may retrieve word variants: apologia de variation ((des deas) OR (des des)) oral communication _ des development east african.*.