Perhaps you should try some spelling variations:
toc thien » toc thieu, ton thien, duoc thien
thien anh » thien danh, tien anh, thien thanh
hanh dung » thanh dung, anh dung, hanh dong
hang cong » dang cong, hang nong, bang cong
dung cua » dung luan, dung cho
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: toc thien anh - hanh dung cua ((hang cong) or (trong cong)) dan than ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thien anh - hanh dung cua ((hang cong) OR (trong cong)) dan than ban.
• Adding a wildcard symbol may retrieve word variants: toc thien anh - hanh dung cua ((hang cong) or (trong cong)) dan than ban*.