Perhaps you should try some spelling variations:
month communication » mouth communications, south communications, touch communication
developing cities » developing countries, developing annuities, developing economies
study creating » story creating, study creaig, study rating
cities africa » societies africa, parties africa, rates africa
4 developing » 3 developing
a does » 2 does, 1 does, 3 does
4 does » 2 does

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technology study creating ((a does) OR (4 does)) month communication _ 4 developing cities africa.~".
• Adding a wildcard symbol may retrieve word variants: technology study creating ((a does) OR (4 does)) month communication _ 4 developing cities africa.*.