Perhaps you should try some spelling variations:
thanh trung » thanh tung
lieu tinh » trieu tinh, diep tinh, bien tinh
cua khong » hua khong, cua phuong, cua thuong
doi lieu » duoc lieu, doi chieu, du lieu
cua nong » cua cong, cuu nong, cua dong
cong tac » cong ty
than cau » toan cau, phan cau, than cap
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: doi lieu tinh - thanh trung ((cua nong) or (cua khong)) cong tac ((than cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi lieu tinh - thanh trung ((cua nong) OR (cua khong)) cong tac ((than cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: doi lieu tinh - thanh trung ((cua nong) or (cua khong)) cong tac ((than cau) or (toan cao))*.