Perhaps you should try some spelling variations:
tieu trinh » tien trinh, tien thinh, trieu tinh
manh trung » manh tung, thanh trung, manh hung
trung hanh » trung thanh, trung khanh, trung anh
hanh trong » hanh trang, anh trong, hinh trong
hoc tieu » hoc thieu, hoc dieu, hoc sieu
cong tan » cong tac, cong san, cong thanh
tan van » tran van, tang van, luan van

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc tieu trinh - manh trung hanh trong cong tan van ban~.
• Adding a wildcard symbol may retrieve word variants: hoc tieu trinh - manh trung hanh trong cong tan van ban*.