Perhaps you should try some spelling variations:
tieu sang » chieu sang, tieu dung, tinh sang
tiem nang » tin nang, tich nang
cua dong » chua dong, cua cong, cua dang
qua dung » quang dung, su dung, qua song
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
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 ((tieu sang) OR (tiem nang)) - canh tranh ((cua dong) or (qua dung)) cong dan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((tieu sang) OR (tiem nang)) - canh tranh ((cua dong) OR (qua dung)) cong dan toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((tieu sang) OR (tiem nang)) - canh tranh ((cua dong) or (qua dung)) cong dan toan cao".
• Adding a wildcard symbol may retrieve word variants: theo ((tieu sang) OR (tiem nang)) - canh tranh ((cua dong) or (qua dung)) cong dan toan cao*.