hồi sớm hôm qua 
early yesterday, yesterday morning [ hồi ] : Islam, Islamic
[ hồi ] : time (when something happened), when
[ sớm ] : early
[ hôm ] : day
[ qua ] : after, by, through, over; last (week, day, etc.); to pass by, go across, cross over
Most Common Compounds Set 1:
Most Common Compounds Set 2 :