Perhaps you should try some spelling variations:
trough communication » through communication, thought communication, touch communication
development process » development projects, development programs, development policies
power development » water development, career development, hydropower development
relations 2.1 » relations 3.1, relations 1, relations _
technology 3 » technology _, technology 1, technology 4
3 relations » et relations, des relations
costs power » cost power, costs per, costs peter
process can » process chain, process case, process chains
2.1 five » 12.1 five, 2.2 five, 2.3 five

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

• Adding a wildcard symbol may retrieve word variants: technology 3 relations 2.1 five trough communication costs power development process can.*.