Perhaps you should try some spelling variations:
nhanh lang » nhanh quang, nhanh thang, nhan dang
cong thanh » cong trinh, truong thanh
dong thanh » truong thanh
tieu xanh » tieu danh, chieu xanh, dieu hanh
cua khong » hua khong, cua phuong, cua thuong
lang cua » mang cua, hang cua, long cua
cong tan » cong tac, cong san, cong ty
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 tieu xanh - nhanh lang cua khong ((cong tan) or (((cong thanh) OR (dong thanh)))) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - nhanh lang cua khong ((cong tan) OR (((cong thanh) OR (dong thanh)))) toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - nhanh lang cua khong ((cong tan) or (((cong thanh) OR (dong thanh)))) toan cao".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - nhanh lang cua khong ((cong tan) or (((cong thanh) OR (dong thanh)))) toan cao*.