Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
nhieu tang » chieu sang, hieu lang, nhiet nang
canh trinh » canh tranh, hanh trinh, anh trinh
cai thuong » tai thuong, ca thuong, cao thuong
canh tinh » hanh tinh, manh tinh, canh tranh
thuong ho » tuong ho, truong hoc, thuong chi
toan cao » toan ban, toan tap
ho tinh » hoi tinh, hoa tinh, tho tinh

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu xanh) or (nhieu tang)) - ((canh trinh) OR (canh tinh)) cai thuong ho tinh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (nhieu tang)) - ((canh trinh) OR (canh tinh)) cai thuong ho tinh toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) or (nhieu tang)) - ((canh trinh) OR (canh tinh)) cai thuong ho tinh toan cao".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (nhieu tang)) - ((canh trinh) OR (canh tinh)) cai thuong ho tinh toan cao*.