Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
thien dang » thien bang, thien danh, thien nang
tieu xanh » tieu danh, chieu xanh, dieu hanh
hanh tang » hanh trang, anh tang, hanh mang
cua nhung » va nhung
tang cua » mang cua, hang cua, tang luan
tan toan » tap toan, van toan, dan toan

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) or (thien dang)) - hanh tang cua nhung cong ((tan toan) OR (tan tran)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((tieu xanh) OR (thien dang)) - hanh tang cua nhung cong ((tan toan) OR (tan tran)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((tieu xanh) or (thien dang)) - hanh tang cua nhung cong ((tan toan) OR (tan tran)) cau".
• Adding a wildcard symbol may retrieve word variants: theo ((tieu xanh) or (thien dang)) - hanh tang cua nhung cong ((tan toan) OR (tan tran)) cau*.