Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, nhieu tang
cong thanh » dong thanh, cong trinh, cong tan
thanh toan » thanh hoa, thanh san, tinh toan
hieu lang » hieu quang, nhieu tang, hieu van
manh tung » manh hung, thanh tung
dung cong » dung trong
tung cua » trung cua, tuong cua, dung cua
cua dung » cua dang, cua dong, qua dung
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chieu xanh) or (((chieu sang) OR (hieu lang)))) - manh tung cua dung cong thanh toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu xanh) OR (((chieu sang) OR (hieu lang)))) - manh tung cua dung cong thanh toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((chieu xanh) or (((chieu sang) OR (hieu lang)))) - manh tung cua dung cong thanh toan tap".
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu xanh) or (((chieu sang) OR (hieu lang)))) - manh tung cua dung cong thanh toan tap*.