Perhaps you should try some spelling variations:
development rate » development create, development route, development water
innovation part » innovation pt, innovation pilot, innovation paradox
technology 2 » technology _, technology 1, technology 3
rate africa » rates africa, rates aafrica, trade africa
time land » time line, time lags, home land
time lag » time a

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 2 innovation part ((time land) OR (time lag)) compensation _ a development rate africa.~".
• Adding a wildcard symbol may retrieve word variants: technology 2 innovation part ((time land) OR (time lag)) compensation _ a development rate africa.*.