Perhaps you should try some spelling variations:
hieu nganh » vien nganh, hiem ngan, hieu manh
chieu sach » chinh sach, chiet tach, chieu xanh
chieu sang » chieu xanh, hieu lang, nhieu tang
nhung cong » dung cong, thong cong, hang cong
tranh cua » doanh cua, manh cua
cua nhung » va nhung
cong hoa » dong hoa, dong hoc, hang hoa
hoa phan » hoa dan, co phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((((hieu nganh) or (chieu sach))) or (chieu sang)) - canh tranh cua nhung cong hoa phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((((hieu nganh) OR (chieu sach))) OR (chieu sang)) - canh tranh cua nhung cong hoa phan tu.
• Adding a wildcard symbol may retrieve word variants: theo ((((hieu nganh) or (chieu sach))) or (chieu sang)) - canh tranh cua nhung cong hoa phan tu*.