Perhaps you should try some spelling variations:
developoment acute » development act, development route, development age
clean developoment » clean development, plan development, can development
pt communication » put communication, et communication, post communication
relations 2.1 » relations 3.1, relations 1, relations _
technology 1 » technology _
acute aortic » after aortic
1 relations » 3 relations, a relations, 1.2 relations
costs clean » costs clear
2.1 crisis » 3.1 crisis, 2010 crisis, 2011 crisis
crisis pt » crisis _, crisis a

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

• Adding a wildcard symbol may retrieve word variants: technology 1 relations 2.1 crisis pt communication costs clean developoment acute aortic.*.