Perhaps you should try some spelling variations:
communication costed » communication costs, communication costa, communication cote
clean development » human development, urban development
development acute » development act, development route, development age
eu communication » ec communication, et communication, de communication
relations 6.3.1 » relations 3.1, relations 1.2.1, relations 6.1
technology 1 » technology _
6.3.1 crisis » 2.3.1 crisis, 6.3.2 crisis, 6.3.1 cross
costed clean » costed plan, costs clear
acute aortic » after aortic
1 relations » 3 relations, a relations, 1.2 relations
crisis eu » crisis el, crises eu, crisis en

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

• Adding a wildcard symbol may retrieve word variants: technology 1 relations 6.3.1 crisis eu communication costed clean development acute aortic.*.