Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu xanh
chieu sang » chieu xanh, hieu lang, nhieu tang
tranh cua » doanh cua, manh cua
cua trong » cua truong, cua trung, qua trong
cong tac » cong ty
tac pham » thuc pham, san pham
pham ca » pham can, pham ma, pham va

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 sach) or (chieu sang)) - canh tranh cua trong cong tac pham ca~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sach) OR (chieu sang)) - canh tranh cua trong cong tac pham ca*.