调研

调研	diào yán	to investigate and research / research / investigation
调	diào	to transfer / to move (troops or cadres) / to investigate / to enquire into / accent / view / argument / key (in music) / mode (music) / tune / tone / melody
调	tiáo	to harmonize / to reconcile / to blend / to suit well / to adjust / to regulate / to season (food) / to provoke / to incite
研	yán	to grind / study / research