Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, hieu lang, nhieu tang
chieu xanh » chieu sach, chieu tinh
nhung cong » dung cong, thong cong, hang cong
cong thanh » dong thanh, cong trinh, cong tan
thanh toan » thanh hoa, thanh san, tinh toan
hieu manh » hieu nganh, dieu hanh, hien hanh
trung hoc » trung quoc
hoc nhung » hoa nhung, hon nhung, nuoc nhung
toan ban » van ban

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) or (((chieu xanh) OR (hieu manh)))) - thanh trung hoc nhung cong thanh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sang) OR (((chieu xanh) OR (hieu manh)))) - thanh trung hoc nhung cong thanh toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu sang) or (((chieu xanh) OR (hieu manh)))) - thanh trung hoc nhung cong thanh toan ban".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sang) or (((chieu xanh) OR (hieu manh)))) - thanh trung hoc nhung cong thanh toan ban*.