Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
lieu tinh » trieu tinh, diep tinh, bien tinh
cua khong » hua khong, cua phuong, cua thuong
cong vang » cong lang, cong quang, cong ngang
vang than » sang than, van than, cang thang
doi lieu » duoc lieu, doi chieu, du lieu
cua tong » cua cong, cua dong, cua nong
than cao » toan cao, thai cao, than cap

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 - hanh doanh ((cua tong) or (cua khong)) cong vang than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi lieu tinh - hanh doanh ((cua tong) OR (cua khong)) cong vang than cao.
• Adding a wildcard symbol may retrieve word variants: doi lieu tinh - hanh doanh ((cua tong) or (cua khong)) cong vang than cao*.