Perhaps you should try some spelling variations:
thanh hung » thanh huong, thanh tung, thanh trung
thanh ung » thanh tung, thanh dung, thanh trung
dung cong » dung trong
san thanh » ban thanh, van thanh, son thanh
hoc dieu » hoc thieu, hoc hien
pho dung » phoi dung, pho dong, khoa dung
cong san » cong tac

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc dieu hanh - ((thanh ung) or (thanh hung)) pho dung cong san thanh san~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc dieu hanh - ((thanh ung) OR (thanh hung)) pho dung cong san thanh san*.