Perhaps you should try some spelling variations:
trough communication » through communication, thought communication, touch communication
development plans » development planning, development policy, development policies
technology et » technology e, technology ecit, technology eimt
relations 2.5 » relations 2.1, relations 2.4, relations 7.5
et relations » des relations, 3 relations, ethnic relations
costs career » costs chapter, costs case, costs clear
his trough » his thought
2.5 his » 2.5 high
plans 3 » plants 3, plans _, plans a

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

• Adding a wildcard symbol may retrieve word variants: technology et relations 2.5 his trough communication costs career development plans 3.*.