Perhaps you should try some spelling variations:
oral communication » personal communication
technologien road » technologien ad, technologien und, technologien am
developing water » developing after, developing rates, developing waste
water accessed » water access, water stressed
information 4 » information 2
2 developing » 3 developing, 4 developing, 2 development
when oral » when formal, when coal, when goal
costs 2 » costs 20, costs _, costs 4
4 when » 3 when

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

• Adding a wildcard symbol may retrieve word variants: technologien road information 4 when oral communication costs 2 developing water accessed.*.