Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
cua nhung » va nhung
anh nang » ganh nang, anh bang, anh dang
cua hang » cua dang, cua cong, cua ban
cong tac » cong ty
tac tren » rac tren, tai tren, tap tren
tren tau » tren thuc, tren may, tren dat
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 nang ((cua hang) OR (cua nhung)) cong tac tren tau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu tinh) OR (ha tinh)) - anh nang ((cua hang) OR (cua nhung)) cong tac tren tau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu tinh) or (ha tinh)) - anh nang ((cua hang) OR (cua nhung)) cong tac tren tau".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu tinh) or (ha tinh)) - anh nang ((cua hang) OR (cua nhung)) cong tac tren tau*.