Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
hanh doanh » hang doanh, chinh doanh, doanh doanh
khong cong » thong cong, chong cong, khong con
khong cang » thong cong, hong bang, khong dung
hoc thieu » toc thieu, hoc hien
san than » sang than, san thanh, ban than
than cao » toan cao, thai cao, than cap
toan » tran

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu tinh - ((hanh doanh) or (toan doanh)) cua ((khong cong) OR (khong cang)) san than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - ((hanh doanh) OR (toan doanh)) cua ((khong cong) OR (khong cang)) san than cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu tinh - ((hanh doanh) or (toan doanh)) cua ((khong cong) OR (khong cang)) san than cao".
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - ((hanh doanh) or (toan doanh)) cua ((khong cong) OR (khong cang)) san than cao*.