Perhaps you should try some spelling variations:
thanh tung » thanh cong
chau tinh » cuu tinh, ha tinh, cua tinh
dung cong » dung trong
tung dan » dung dan, huong dan, trung dai
dan dung » van dung, tin dung, ap dung
cong san » cong tac
toan ban » van ban
ho chau » ha chau, ho chu, o chau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chau tinh - thanh tung dan dung cong san ((toan tap) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chau tinh - thanh tung dan dung cong san ((toan tap) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: ho chau tinh - thanh tung dan dung cong san ((toan tap) or (toan ban))*.