Perhaps you should try some spelling variations:
nhung cuong » hung cuong, nhung chong, nhung huong
nhung cong » dung cong, thong cong, hang cong
tieu xanh » tieu danh, chieu xanh, dieu hanh
anh dang » anh dong, anh dung, anh bang
dang cua » dung cua, dong cua, mang cua
bai toan » bai tap
toan ban » van ban

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 xanh - anh dang cua ((nhung cuong) or (nhung cong)) bai toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - anh dang cua ((nhung cuong) OR (nhung cong)) bai toan ban.
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - anh dang cua ((nhung cuong) or (nhung cong)) bai toan ban*.