Perhaps you should try some spelling variations:
development east » development southeast, development 1
des development » does development, ides development, dams development
variations des » variation des, variationen des, variations west
et variations » its variations, 1er variations, ier variations
typologie et » typologie des, typologie der, typologie von
east africa » west africa
dr osrar » dr oskar, dr otmar

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 et variations des ((dr oral) OR (dr osrar)) communication _ des development east africa.~".
• Adding a wildcard symbol may retrieve word variants: typologie et variations des ((dr oral) OR (dr osrar)) communication _ des development east africa.*.