bài vở 
commentary, lesson, homework, letter to the editor [ bài ] : (1) text, lesson, (newspaper) article; (2) (playing) card; (3) against, vs., anti-; (4) [CL for speeches, newspaper articles]; (5) Mandarin symbol of office; (6) to arrange, display; (7) means, way, method, procedure
[ vở ] : (1) notebook, exercise book; (2) [CL for plays]
Most Common Compounds Set 1:
Most Common Compounds Set 2 :