Perhaps you should try some spelling variations:
nhung tuong » nhung phuong, hung vuong, nhung cong
nhung huong » nhung phuong, nhung cong, nhung dung
theo chieu » theo tieu, ho chieu, theo chu
chieu sang » chieu sach, chieu xanh, hieu lang
nhanh mang » nhanh lang, nhanh quang, nhanh thang
hanh mang » hanh trang, nhanh lang, thanh hang
manh toan » thanh toan, anh tuan, tinh toan
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu sang - ((hanh mang) or (nhanh mang)) cua ((nhung huong) OR (nhung tuong)) manh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sang - ((hanh mang) OR (nhanh mang)) cua ((nhung huong) OR (nhung tuong)) manh toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu sang - ((hanh mang) or (nhanh mang)) cua ((nhung huong) OR (nhung tuong)) manh toan cau".
• Adding a wildcard symbol may retrieve word variants: theo chieu sang - ((hanh mang) or (nhanh mang)) cua ((nhung huong) OR (nhung tuong)) manh toan cau*.