đại chúng hóa 
to popularize [ đại ] : (1) large, big, great, very, much; (2) period, era
[ chúng ] : group, people; (pluralizer for persons)
[ hóa ] : (1) merchandise, goods; (2) to change into, become -ize, -ify
Most Common Compounds Set 1:
Most Common Compounds Set 2 :