Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
oral communication » personal communication
information 3.2.2 » information 2.2.2, information 5.2.2, information 12.2.2
development group » development growth, development goal, development grant
technologien und » technologie und, technologien des, technologien fur
und information » fund information, road information, award information
2.1 development » 3.1 development, 2.3 development, 2.2 development
group access » groups access, group process, growth access
3.2.2 why » 2.2.2 why, 3.2 why
why oral » why rural, why deal
cost 2.1 » costs 2.1, cost 2.4, cost 2.2

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

• Adding a wildcard symbol may retrieve word variants: technologien und information 3.2.2 why oral communication cost 2.1 development group access.*.