Perhaps you should try some spelling variations:
quantitative population » quantitative simulation, quantitative calculation, quantitative simulations
population programme » population program, population programs, operation programme
https microarray » data microarray, cells microarray, chip microarray
microarray https » microarrays https, microarray chips, microscopy https
programme https » programs https, programme helps, programme arts

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

• Performing a fuzzy search may retrieve terms with similar spellings: quantitative population programme https microarray https~.
• Adding a wildcard symbol may retrieve word variants: quantitative population programme https microarray https*.