Perhaps you should try some spelling variations:
germany notation » germany education, germany edition
de communication » mobile communication, online communication
doha development » a development, 2 development
ecology germany » technology germany, sociology germany, cologne germany
papers my » papers _, papers 5, papers 1
papers 6 » papers _, papers 5

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

• Performing a fuzzy search may retrieve terms with similar spellings: ecology germany notation ((papers my) OR (papers 6)) de communication _ doha development 1 africa.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ecology germany notation ((papers my) OR (papers 6)) de communication _ doha development 1 africa.*".