tai nghe mắt thấy 
to hear something with one’s own ears [ tai ] : ear; mishap, accident, calamity
[ nghe ] : to hear, listen, feel, obey
[ mắt ] : eye
[ thấy ] : to see, perceive, feel
Most Common Compounds Set 1:
Most Common Compounds Set 2 :
tai nghe mắt thấy to hear something with one’s own ears