Perhaps you should try some spelling variations:
tranh thanh » tran thanh, trinh thanh, thanh thanh
theo chieu » theo tieu, ho chieu, theo chu
thanh hang » thanh hoang, thanh thang, tranh hang
hoc thieu » toc thieu, hoc hien
hang cong » dang cong, hang nong, bang cong
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh 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) or (hoc thieu)) xanh - canh tranh thanh hang cong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (hoc thieu)) xanh - canh tranh thanh hang cong dan toan cau.
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (hoc thieu)) xanh - canh tranh thanh hang cong dan toan cau*.