Perhaps you should try some spelling variations:
chieu sach » chinh sach, chieu sang, chieu xanh
chieu tinh » trieu tinh, lieu tinh, chau tinh
tranh cua » doanh cua, manh cua
dung cong » dung trong
cua dung » cua dang, cua dong, qua dung
cong hat » cong nhat, cong chat, cong ha
hat phan » hat nhan, sat phan, vat phan

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((((chieu sach) OR (chiet tach))) or (chieu tinh)) - canh tranh cua dung cong hat phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((((chieu sach) OR (chiet tach))) OR (chieu tinh)) - canh tranh cua dung cong hat phan tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((((chieu sach) OR (chiet tach))) or (chieu tinh)) - canh tranh cua dung cong hat phan tu".
• Adding a wildcard symbol may retrieve word variants: ho ((((chieu sach) OR (chiet tach))) or (chieu tinh)) - canh tranh cua dung cong hat phan tu*.