Perhaps you should try some spelling variations:
thieu tach » thien hach, chiet tach, chieu sach
hanh huong » thanh huong, anh huong, manh huong
doanh phan » doanh nhan, doan phan, doanh thanh
cong dan » cong san, cong tan, huong dan
dan hanh » dang hanh, dan khanh, dan thanh
van phan » van phong, van thanh, luan phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu tach - thanh cong dan hanh huong ((van phan) or (doanh phan)) lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu tach - thanh cong dan hanh huong ((van phan) OR (doanh phan)) lap*.