Perhaps you should try some spelling variations:
hanh truong » hanh trong, anh truong, manh truong
chieu tinh » trieu tinh, lieu tinh, chau tinh
truong cao » truong dai
hieu manh » chieu xanh, hieu nganh, dieu hanh
dang cong » dung cong
dan than » dan chan, ban than, dan toan
van than » van thanh, van thang, van tuan

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 tinh)) - hanh truong cao dang cong ((dan than) OR (van than)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((hieu manh) OR (chieu tinh)) - hanh truong cao dang cong ((dan than) OR (van than)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((hieu manh) or (chieu tinh)) - hanh truong cao dang cong ((dan than) OR (van than)) cau".
• Adding a wildcard symbol may retrieve word variants: theo ((hieu manh) or (chieu tinh)) - hanh truong cao dang cong ((dan than) OR (van than)) cau*.