Perhaps you should try some spelling variations:
thanh tung » thanh cong
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
tung tan » tung dan, cung tan, hung tan
tan dung » tran dung, tin dung, van dung
cong dan » cong san, cong tan, huong dan
than ban » thanh ban, toan ban, nhuan ban
than man » than ma, thanh san, tran manh

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc hien)) sang - thanh tung tan dung cong dan ((than ban) OR (than man))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (hoc hien)) sang - thanh tung tan dung cong dan ((than ban) OR (than man))~".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (hoc hien)) sang - thanh tung tan dung cong dan ((than ban) OR (than man))*.