Perhaps you should try some spelling variations:
phong thanh » phan thanh, dong thanh, cong thanh
phuong danh » phuong anh, phuong dinh, phuong hanh
chieu sach » chinh sach, chiet tach, chieu sang
ho chieu » theo chieu, hoc thieu, doi chieu
toan cao » toan ban, toan tap
cua nhu » cua nhua, cua chu, cua khu
cua nha » cua nhan, cua ngan

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 - canh tranh ((cua nhu) or (cua nha)) ((phuong danh) or (phong thanh)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - canh tranh ((cua nhu) OR (cua nha)) ((phuong danh) OR (phong thanh)) toan cao.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - canh tranh ((cua nhu) or (cua nha)) ((phuong danh) or (phong thanh)) toan cao*.