lành mạnh hóa 
to clean up, make healthy [ lành ] : to heal (a wound)
[ mạnh ] : strong, healthy, well, robust
[ hóa ] : (1) merchandise, goods; (2) to change into, become -ize, -ify
Most Common Compounds Set 1:
Most Common Compounds Set 2 :
lành mạnh hóa to clean up, make healthy