Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
technologien mit » technologies mimt, technologien im, technologien ist
developing basin » developing asia, developing asian, developing based
mit formation » situ formation, die formation, habit formation
3 developing » 3 development
basin areas » basin area, basic areas, base areas
aid data » aids data, id data, aid days
costs 3 » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technologien mit formation _ aid data communications costs 3 developing basin areas.*.