Perhaps you should try some spelling variations:
2.3 communication » 3.2 communication, de communication, 4 communication
site development » sme development, mine development, estate development
technology than » technology tax, technology trap, technology change
development lid » development led, development li, development lie
than inflation » has inflation, than information, huang inflation
inflation data » inflation rate, infection data, inflation das
lid afrique » l afrique
sparse 2.3 » sparse 2.5, space 2.3
costs site » costs some, costs united

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

• Adding a wildcard symbol may retrieve word variants: technology than inflation data sparse 2.3 communication costs site development lid afrique.*.