Perhaps you should try some spelling variations:
development african » development africans, development africa, developments africa
oral communication » personal communication
4.2 development » 3.2 development, 2.3 development, 1 development
technologies a » technologies _, technologies 4, technologies 2
african cities » african countries
a information » 2 information, 1 information
information 3 » information 2
vs oral » u.s oral
3 vs » 3 ivs, 3 vsu, 38 vs

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

• Adding a wildcard symbol may retrieve word variants: technologies a information 3 vs oral communication costs 4.2 development african cities.*.