Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
hanh trung » thanh trung, hanh trang, manh trung
chieu xanh » chieu sach, chieu sang, chieu tinh
cao thuong » cao truong, ca thuong, cho thuong
hieu xanh » hieu manh, hieu nganh, dieu hanh
trung cao » truong cao, trung cap, trung co
dan than » ban than, van than, dan toan
dan chan » dan gian, dan ca, van chat

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc ((hieu xanh) or (chieu xanh)) - hanh trung cao thuong cong ((dan than) or (dan chan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc ((hieu xanh) OR (chieu xanh)) - hanh trung cao thuong cong ((dan than) OR (dan chan)) cau.
• Adding a wildcard symbol may retrieve word variants: doc ((hieu xanh) or (chieu xanh)) - hanh trung cao thuong cong ((dan than) or (dan chan)) cau*.