Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, cong tan
thieu xanh » chieu xanh, thien anh, thien danh
hieu manh » chieu xanh, hieu nganh, dieu hanh
tranh cua » doanh cua, manh cua
cong manh » cong danh, duong manh, hoang manh
cua dung » cua dang, cua dong, qua dung
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc ((thieu xanh) or (hieu manh)) - canh tranh cua dung ((cong manh) OR (cong thanh)) toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((thieu xanh) OR (hieu manh)) - canh tranh cua dung ((cong manh) OR (cong thanh)) toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc ((thieu xanh) or (hieu manh)) - canh tranh cua dung ((cong manh) OR (cong thanh)) toan tap".
• Adding a wildcard symbol may retrieve word variants: toc ((thieu xanh) or (hieu manh)) - canh tranh cua dung ((cong manh) OR (cong thanh)) toan tap*.