Perhaps you should try some spelling variations:
thanh tong » thanh cong, thanh tung, thanh long
quan nhung » cua nhung, luan chung, quang hung
hieu lang » chieu sang, hieu quang, nhieu tang
qua nhung » cua nhung, qua chung, chua nhung
toan hanh » toan thanh, toan anh, tran hanh
tan hanh » tan thanh, tang hanh, tran hanh
ho hieu » ho chieu, hoi hieu, nho hieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho hieu lang - thanh tong ((quan nhung) or (qua nhung)) cong ((tan hanh) OR (toan hanh)) cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho hieu lang - thanh tong ((quan nhung) OR (qua nhung)) cong ((tan hanh) OR (toan hanh)) cap*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho hieu lang - thanh tong ((quan nhung) or (qua nhung)) cong ((tan hanh) OR (toan hanh)) cap*".