Perhaps you should try some spelling variations:
duong cong » dung cong, duong trong, trong cong
luong cong » dung cong, trong cong, cong cong
theo dieu » theo tieu, theo chieu, thuoc dieu
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
dan than » dan chan, ban than, van than
than cao » toan cao, thai cao, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo dieu hanh - hanh tinh chat ((duong cong) or (luong cong)) dan than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo dieu hanh - hanh tinh chat ((duong cong) OR (luong cong)) dan than cao.
• Adding a wildcard symbol may retrieve word variants: theo dieu hanh - hanh tinh chat ((duong cong) or (luong cong)) dan than cao*.