Perhaps you should try some spelling variations:
thieu nganh » hieu nganh, trien nganh, nghiep nganh
hanh trang » thanh trung, canh tranh, hanh trinh
manh trung » manh tung, thanh trung, manh hung
cua thong » cua thuong, cua khong, cua tong
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
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: toc thieu nganh - ((hanh trang) or (manh trung)) cua thong ((cong dan) OR (cong san)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu nganh - ((hanh trang) OR (manh trung)) cua thong ((cong dan) OR (cong san)) toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc thieu nganh - ((hanh trang) or (manh trung)) cua thong ((cong dan) OR (cong san)) toan ban".
• Adding a wildcard symbol may retrieve word variants: toc thieu nganh - ((hanh trang) or (manh trung)) cua thong ((cong dan) OR (cong san)) toan ban*.