Perhaps you should try some spelling variations:
communication code » communications code, communication cote, communication mode
oral communication » personal communication
information 6.5.2 » information 1.5.2, information 3.5.2, information 6.3.2
technologien fur » technologien des, technologien und, technologies 2
developing audit » development audit, developing asia, developing agri
fur information » zur information, fair information, your information
2.3 developing » 3.3 developing, 2.2 developing, 1.3 developing
audit access » credit access, audit process, limit access
6.5.2 how » 6.5.3 how
how oral » how moral, how rural, how arab
code 2.3 » code 2.1, code 6.1

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

• Adding a wildcard symbol may retrieve word variants: technologien fur information 6.5.2 how oral communication code 2.3 developing audit access.*.