Perhaps you should try some spelling variations:
chua xang » chua nang, chuc nang, chu bang
tranh cua » doanh cua, manh cua
dang cong » dung cong
bang cong » bang song, hang cong, dung cong
chu manh » ho manh, chu han, chu van
san toan » van toan, dan toan, 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 ((chua xang) or (chu manh)) - canh tranh cua ((dang cong) or (bang cong)) san toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chua xang) OR (chu manh)) - canh tranh cua ((dang cong) OR (bang cong)) san toan cau.
• Adding a wildcard symbol may retrieve word variants: theo ((chua xang) or (chu manh)) - canh tranh cua ((dang cong) or (bang cong)) san toan cau*.