Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, hieu lang
hieu manh » chieu xanh, hieu nganh, dieu hanh
van cong » van dong, van phong, phan cong
tam van » nam van, dam van, tom van
ran cau » van cau, ban cau, can cau
ty ran » ty van

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((hieu manh) or (chieu sang)) - thanh trung tam van cong ty ran cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((hieu manh) OR (chieu sang)) - thanh trung tam van cong ty ran cau*.