Perhaps you should try some spelling variations:
theo lieu » theo tieu, theo chieu, theo yeu
lieu tinh » trieu tinh, diep tinh, bien tinh
hanh mang » nhanh mang, hanh trang, nhanh lang
cua khong » hua khong, cua phuong, cua thuong
cong tan » cong san, cong thanh, cong ty
cong tac » cong ty
toan cao » toan ban, toan 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 lieu tinh - ((hanh mang) or (canh tranh)) cua khong ((cong tan) OR (cong tac)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo lieu tinh - ((hanh mang) OR (canh tranh)) cua khong ((cong tan) OR (cong tac)) toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo lieu tinh - ((hanh mang) or (canh tranh)) cua khong ((cong tan) OR (cong tac)) toan cao".
• Adding a wildcard symbol may retrieve word variants: theo lieu tinh - ((hanh mang) or (canh tranh)) cua khong ((cong tan) OR (cong tac)) toan cao*.