Perhaps you should try some spelling variations:
thanh tung » thanh cong
chuc hach » chuc hanh, thuc hanh, chuc danh
dang cong » dung cong
san thanh » ban thanh, van thanh, son thanh
thu sach » tu sach, thuat sach, thuoc sach
tung cua » trung cua, tuong cua, dung cua
cua dang » cua cong, cua ban
san than » sang than, ban than, van than

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

• Performing a fuzzy search may retrieve terms with similar spellings: cho ((chuc hach) or (thu sach)) - thanh tung cua dang cong ((san than) OR (san thanh)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho ((chuc hach) OR (thu sach)) - thanh tung cua dang cong ((san than) OR (san thanh)) cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "cho ((chuc hach) or (thu sach)) - thanh tung cua dang cong ((san than) OR (san thanh)) cau*".