Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
doanh hoan » doanh doanh, doanh khoa, doanh nhan
cong thanh » dong thanh, cong trinh, truong thanh
hoc thieu » toc thieu, hoc hien
cong tan » cong tac, cong san, cong ty
toan cau » toan cao, toan ban, toan tap
hoan va » khoan va, hoang va, doan va

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 xanh - doanh hoan va nhung ((cong tan) OR (cong thanh)) toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - doanh hoan va nhung ((cong tan) OR (cong thanh)) toan cau".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - doanh hoan va nhung ((cong tan) OR (cong thanh)) toan cau*.