Perhaps you should try some spelling variations:
oral communication » personal communication
informations auch » informations och, informations und, informations sur
developing east » development east, developing a, developing asia
technologies 2 » technologies _, technologies 4
2 informations » 2 information, 4.2 informations, des informations
4 developing » 3 developing
east areas » karst areas, east asezs
auch die » durch die, sich die
die oral » die moral, die orte
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 informations auch die oral communication costs 4 developing east areas.*.