Perhaps you should try some spelling variations:
nghiep nganh » nghiep thanh, nghiep ninh, nghiep anh
hieu nganh » hiem ngan, hieu manh
vien nganh » vien thanh
hanh trang » thanh trung, canh tranh, hanh trinh
nhung cong » dung cong, thong cong, hang cong
trang va » tran van, hang va
cong dan » cong san, cong tan, huong dan
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: hoc ((((hieu nganh) OR (nghiep nganh))) or (vien nganh)) - hanh trang va nhung cong dan than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((hieu nganh) OR (nghiep nganh))) OR (vien nganh)) - hanh trang va nhung cong dan than cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((((hieu nganh) OR (nghiep nganh))) or (vien nganh)) - hanh trang va nhung cong dan than cao".
• Adding a wildcard symbol may retrieve word variants: hoc ((((hieu nganh) OR (nghiep nganh))) or (vien nganh)) - hanh trang va nhung cong dan than cao*.