Perhaps you should try some spelling variations:
tieu trinh » tien trinh, tien thinh, trieu tinh
phung cong » nhung cong, phong cong, nhung chong
hanh dong » ha dong
hung cong » nhung cong, hung cuong, dung cong
anh dong » anh huong, anh son
dan than » dan chan, ban than, van than
than ban » thanh ban, toan ban, than man

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu trinh - ((hanh dong) or (anh dong)) luan ((hung cong) OR (phung cong)) dan than ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu trinh - ((hanh dong) OR (anh dong)) luan ((hung cong) OR (phung cong)) dan than ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu trinh - ((hanh dong) or (anh dong)) luan ((hung cong) OR (phung cong)) dan than ban".
• Adding a wildcard symbol may retrieve word variants: theo tieu trinh - ((hanh dong) or (anh dong)) luan ((hung cong) OR (phung cong)) dan than ban*.