Perhaps you should try some spelling variations:
hieu manh » chieu xanh, hieu nganh, dieu hanh
tranh cua » doanh cua, manh cua
dung cong » dung trong
danh toan » manh toan, anh toan, dang toan
toc hieu » toc thieu, doc hieu, hoc thieu
cua dung » cua dang, cua dong, qua dung
dan toan » van toan, dan than, manh toan

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc hieu manh - canh tranh cua dung cong ((danh toan) OR (dan toan)) ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc hieu manh - canh tranh cua dung cong ((danh toan) OR (dan toan)) ban".
• Adding a wildcard symbol may retrieve word variants: toc hieu manh - canh tranh cua dung cong ((danh toan) OR (dan toan)) ban*.