Perhaps you should try some spelling variations:
chieu nganh » chieu xanh, chuyen nganh, nghiep nganh
hieu nganh » vien nganh, hiem ngan, hieu manh
dung cong » dung trong
chinh ta » chinh tai, chinh va, chinh tri
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cau » toan cao, toan ban, toan tap
ta dung » tac dung, tan dung, tao dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc ((hieu nganh) or (chieu nganh)) - hanh chinh ta dung cong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc ((hieu nganh) OR (chieu nganh)) - hanh chinh ta dung cong dan toan cau.
• Adding a wildcard symbol may retrieve word variants: doc ((hieu nganh) or (chieu nganh)) - hanh chinh ta dung cong dan toan cau*.