Perhaps you should try some spelling variations:
communication cross » communication costs
days communication » mass communication, lea's communication, mass communications
developing basin » developing asia, developing asian, developing based
information 2 » information 3
3 developing » 3 development
basin areas » basin area, basic areas, base areas
aid days » hard days, old days, aid data
cross 3 » cross _, cross 1, cross c
2 aid » _ aid, 2 aim, 2 air

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

• Adding a wildcard symbol may retrieve word variants: technologien _ information 2 aid days communication cross 3 developing basin areas.*.