Perhaps you should try some spelling variations:
chieu lang » chieu sang, hieu lang, chi lang
luan thong » luan phong, luan tuong, luat thong
cong manh » duong manh, cong thanh, hoang manh
cong danh » cuong danh, cong dan, cong thanh
ho chieu » theo chieu, hoc thieu, doi chieu
tac dung » sach dung, tin dung, van dung
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: ho chieu lang - ((tac dung) OR (xay dung)) luan thong ((cong manh) or (cong danh)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu lang - ((tac dung) OR (xay dung)) luan thong ((cong manh) OR (cong danh)) toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu lang - ((tac dung) OR (xay dung)) luan thong ((cong manh) or (cong danh)) toan cau".
• Adding a wildcard symbol may retrieve word variants: ho chieu lang - ((tac dung) OR (xay dung)) luan thong ((cong manh) or (cong danh)) toan cau*.