Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, chau tinh, kieu tinh
lieu tinh » trieu tinh, diep tinh, bien tinh
tranh cua » doanh cua, manh cua
dan dong » van dong, dan dung, dao dong
dong tac » cong tac, dong tai, dong bac
than cau » phan cau, than cap, thanh chau
toan cau » toan cao, toan ban, toan tap
cua dan » cua dang, cua ban, ca dan

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 (lieu tinh)) - canh tranh cua dan dong tac ((than cau) or (toan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu tinh) OR (lieu tinh)) - canh tranh cua dan dong tac ((than cau) OR (toan cau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu tinh) OR (lieu tinh)) - canh tranh cua dan dong tac ((than cau) or (toan cau))".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu tinh) OR (lieu tinh)) - canh tranh cua dan dong tac ((than cau) or (toan cau))*.