Perhaps you should try some spelling variations:
chieu lang » chieu sang, hieu lang, chi lang
canh trinh » canh tranh, hanh trinh, canh tinh
luat chung » luan chung, luat thuong, cua chung
luat huong » luat thuong, suat huong, xuat thuong
cong thanh » dong thanh, cong trinh, cong tan
doi chieu » doc hieu, doi chi, ho chieu
cong manh » cong danh, duong manh, hoang manh
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu lang - canh trinh ((luat chung) or (luat huong)) ((cong manh) OR (cong thanh)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu lang - canh trinh ((luat chung) OR (luat huong)) ((cong manh) OR (cong thanh)) toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu lang - canh trinh ((luat chung) or (luat huong)) ((cong manh) OR (cong thanh)) toan cau".
• Adding a wildcard symbol may retrieve word variants: doi chieu lang - canh trinh ((luat chung) or (luat huong)) ((cong manh) OR (cong thanh)) toan cau*.