Perhaps you should try some spelling variations:
nhanh chong » thanh cong, khanh phong
nhanh thong » nhanh thang, nhan thong, nhanh hong
theo chieu » theo tieu, ho chieu, theo chu
chieu sang » chieu sach, chieu xanh, hieu lang
nhung cong » dung cong, thong cong, hang cong
cong san » cong tac
toan cau » toan ban, toan tap, toan tai
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: theo chieu sang - ((nhanh thong) OR (nhanh chong)) va nhung cong san ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sang - ((nhanh thong) OR (nhanh chong)) va nhung cong san ((toan cau) OR (toan cao))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu sang - ((nhanh thong) OR (nhanh chong)) va nhung cong san ((toan cau) or (toan cao))*".