Perhaps you should try some spelling variations:
chieu tinh » lieu tinh, chau tinh, kieu tinh
khung cua » chung cua, khung luan, chung cu
dung cong » dung trong
khan cua » nhan cua, than cua, han cua
cong tac » cong ty
tac than » tac thanh, tam than, tac nhan
than cap » khan cap, thanh lap, thanh cac

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 tinh) OR (trieu tinh)) - hanh ((khung cua) or (khan cua)) dung cong tac than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu tinh) OR (trieu tinh)) - hanh ((khung cua) OR (khan cua)) dung cong tac than cap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu tinh) OR (trieu tinh)) - hanh ((khung cua) or (khan cua)) dung cong tac than cap".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu tinh) OR (trieu tinh)) - hanh ((khung cua) or (khan cua)) dung cong tac than cap*.