Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, hieu lang
thong cong » trong cong, tong cong, thong thong
thanh toan » thanh san, tinh toan
trung hoc » trung quoc
hoc thong » hoc thuong, hoc trong, hoc hong
thanh hoa » thanh pho
ho chieu » theo chieu, hoc thieu, doi chieu

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 sang - thanh trung hoc thong cong ((thanh toan) or (thanh hoa)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - thanh trung hoc thong cong ((thanh toan) OR (thanh hoa)) ban.
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - thanh trung hoc thong cong ((thanh toan) or (thanh hoa)) ban*.