Perhaps you should try some spelling variations:
canh trinh » canh tranh, hanh trinh, canh tinh
hieu manh » chieu xanh, hieu nganh, dieu hanh
ve duong » ke duong, ve huong, ve tuong
cung bai » cuong bai, dung bai, nhung bai
toan cao » toan ban, toan tap
ho hieu » ho chieu, hoi hieu, nho hieu
ve dung » ve rung, va dung, te dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho hieu manh - canh trinh ((ve dung) OR (ve duong)) cung bai ((toan cao) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho hieu manh - canh trinh ((ve dung) OR (ve duong)) cung bai ((toan cao) OR (van ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho hieu manh - canh trinh ((ve dung) OR (ve duong)) cung bai ((toan cao) or (van ban))".
• Adding a wildcard symbol may retrieve word variants: ho hieu manh - canh trinh ((ve dung) OR (ve duong)) cung bai ((toan cao) or (van ban))*.