Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
tong cong » trong cong, cong cong, dung cong
anh dung » anh dong, anh huong, sach dung
dung cua » dung luan, dung cho
cua tong » cua cong, cua dong, cua nong
cong tap » cuong tap, cong tac, cong tan
toan cao » toan tap
toan ban » van ban
ha tinh » va tinh, may tinh

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 tinh) or (ha tinh)) - anh dung cua tong cong tap ((toan cao) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu tinh) OR (ha tinh)) - anh dung cua tong cong tap ((toan cao) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: theo ((chieu tinh) or (ha tinh)) - anh dung cua tong cong tap ((toan cao) or (toan ban))*.