Perhaps you should try some spelling variations:
communication code » communications code, communication cote, communication mode
oral communication » personal communication
technologien fair » technologien fur, technologies fail, technologien als
information 1.5.2 » information 1.2, information 2
fair information » fairs information, fur information, labor information
developing basin » developing asia, developing asian, developing based
3 developing » 3 development
basin access » basic access, gain access, based access
1.5.2 pay » 1.5.2 a, 1.5.2 key, 1.5.2 why
pay oral » pay rural, why oral
code 3 » code _, code 2, code a

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

• Adding a wildcard symbol may retrieve word variants: technologien fair information 1.5.2 pay oral communication code 3 developing basin access.*.