Perhaps you should try some spelling variations:
communication studie » communication studies, communications studies, communication study
transportation a » transportation _, transportation law, transportation plan
die development » drive development, mine development, site development
development aid » development a, development africa, development agenda
aid african » aid africa's, all african, six african
studie die » studien die, studies die, studium die
4.2 risk » 2.2 risk
a 4.2 » a 3.2

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies _ transportation a 4.2 risk communication studie die development aid african.~.
• Adding a wildcard symbol may retrieve word variants: technologies _ transportation a 4.2 risk communication studie die development aid african.*.