Perhaps you should try some spelling variations:
communications problems » communication problems, communication problem, communicating problem
better development » western development, between development, sector development
de communications » de communication, do communications, mce communications
development plans » development planning, development policy, development policies
technology scale » technology state, technology social, technology shaped
scale validation » case validation, sample validation
problems better » problems between, problems alter, problems patterns
validation o » validation _, validation 4, validation 5
place de » place _
o place » _ place, a place, 1 place
plans 1 » plans 16, plants 1, plans _

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

• Adding a wildcard symbol may retrieve word variants: technology scale validation o place de communications problems better development plans 1.*.