Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
thanh tung » thanh cong
trong van » trong cac
van toan » van tuan, van tan, van thanh
toan cau » toan cao, toan ban, toan tap
cho chu » cho thue
tung ap » tang ap, tung dan, tung bay
ap dung » xay dung, van dung

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 (cho chu)) xanh - thanh tung ap dung trong van toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (cho chu)) xanh - thanh tung ap dung trong van toan cau.
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (cho chu)) xanh - thanh tung ap dung trong van toan cau*.