Perhaps you should try some spelling variations:
luan chinh » luan chi, hoan chinh, luat hinh
hanh tang » hanh trang, anh tang, hanh mang
theo hop » theo phap, thao hoc, theo ucp
theo don » theo dong, theo doi, theo duong
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo hop) or (theo don)) manh - hanh tang ((luan chung) OR (luan chinh)) cong tan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo hop) OR (theo don)) manh - hanh tang ((luan chung) OR (luan chinh)) cong tan toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo hop) or (theo don)) manh - hanh tang ((luan chung) OR (luan chinh)) cong tan toan ban".
• Adding a wildcard symbol may retrieve word variants: ((theo hop) or (theo don)) manh - hanh tang ((luan chung) OR (luan chinh)) cong tan toan ban*.