Perhaps you should try some spelling variations:
chiet tach » chieu sach
lieu tinh » trieu tinh, diep tinh, bien tinh
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
chat dung » chan dung, chat luong, chat quang
dung cong » dung trong
cong tac » cong ty
toan cau » toan cao, toan tap, toan tai
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chiet tach) or (lieu tinh)) - hanh tinh chat dung cong tac ((toan cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chiet tach) OR (lieu tinh)) - hanh tinh chat dung cong tac ((toan cau) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: ho ((chiet tach) or (lieu tinh)) - hanh tinh chat dung cong tac ((toan cau) or (toan ban))*.