Perhaps you should try some spelling variations:
dung phuong » dung thuong, bang phuong, dung chung
nhung cong » dung cong, thong cong, hang cong
tranh cua » doanh cua, manh cua
chu sang » thu sang, chieu sang, chuc nang
chu bang » thu bang, chuc nang, chu quang
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 ((chu sang) OR (chu bang)) - canh tranh cua ((dung phuong) or (nhung cong)) dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu sang) OR (chu bang)) - canh tranh cua ((dung phuong) OR (nhung cong)) dan toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chu sang) OR (chu bang)) - canh tranh cua ((dung phuong) or (nhung cong)) dan toan cau".
• Adding a wildcard symbol may retrieve word variants: theo ((chu sang) OR (chu bang)) - canh tranh cua ((dung phuong) or (nhung cong)) dan toan cau*.