Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh trung » thanh trung, hanh trang, manh trung
trung cua » truong cua, trung tuan, trung cap
dung cong » dung trong
cong manh » cong danh, duong manh, cong thanh
cua dung » cua dang, cua dong, qua dung
toan cao » toan tap
toan ban » van ban
tinh » trinh, dinh, minh

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((cuu tinh) or (chieu sach)) - hanh trung cua dung cong manh ((toan cao) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((cuu tinh) OR (chieu sach)) - hanh trung cua dung cong manh ((toan cao) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: ho ((cuu tinh) or (chieu sach)) - hanh trung cua dung cong manh ((toan cao) or (toan ban))*.