Perhaps you should try some spelling variations:
manh trung » manh tung, thanh trung, manh hung
tieu sach » chieu sach, dien sach, te sach
va phuong » va thuong, cac phuong
cong doan » cong dan, dong doanh, cong san
cong hoan » cong hoa, dong hoa, cong san
trung va » truong va, trang va, trung ha
phan tap » phan lap, han tap, pha tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu sach - manh trung va phuong ((cong doan) or (cong hoan)) phan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu sach - manh trung va phuong ((cong doan) OR (cong hoan)) phan tap.
• Adding a wildcard symbol may retrieve word variants: theo tieu sach - manh trung va phuong ((cong doan) or (cong hoan)) phan tap*.