Perhaps you should try some spelling variations:
thieu tach » thien hach, chiet tach, chieu sach
hanh trang » thanh trung, canh tranh, hanh trinh
trang luan » tang luan, tranh luan, trang tuan
thanh toan » thanh hoa, thanh san, tinh toan
hoc thieu » toc thieu, hoc hien
dung cong » dung trong
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu tach - hanh trang luan ((nhung bai) or (dung cong)) thanh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tach - hanh trang luan ((nhung bai) OR (dung cong)) thanh toan cao.
• Adding a wildcard symbol may retrieve word variants: hoc thieu tach - hanh trang luan ((nhung bai) or (dung cong)) thanh toan cao*.