Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
port development » export development, airport development, forest development
development eco » development second, development east, development menu
die variation » de variation, does variation, der variation
variation fed » variation des, variation bei, variation der
typology die » typology _, typology 4.1, typology 6
fed monetary » new monetary, based monetary, from monetary
eco afrique » en afrique
costs port » costs part, costs export, costs short

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

• Adding a wildcard symbol may retrieve word variants: typology die variation fed monetary data communications costs port development eco afrique.*.