Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
thi chieu » thi chien, thi hieu, theo chieu
hanh mang » nhanh mang, nhanh lang, thanh hang
dung cong » dung trong
theo chu » theo chieu, cho chu, chao chu
vat dung » van dung, va dung, viet dung
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
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: ((thi chieu) or (theo chu)) xanh - ((hanh mang) or (hanh trang)) vat dung cong dan toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thi chieu) OR (theo chu)) xanh - ((hanh mang) OR (hanh trang)) vat dung cong dan toan tap.
• Adding a wildcard symbol may retrieve word variants: ((thi chieu) or (theo chu)) xanh - ((hanh mang) or (hanh trang)) vat dung cong dan toan tap*.