Perhaps you should try some spelling variations:
hien nhanh » hien hanh, thien thanh, tien thanh
chieu xanh » chieu sach, chieu sang, chieu tinh
nhung cong » dung cong, thong cong, hang cong
hien xanh » hien hanh, hien khanh, khien canh
canh tinh » hanh tinh, manh tinh, canh tranh
cong tap » cuong tap, cong tac, cong tan
tap doan » tap quan
doan cao » doanh cao, toan cao, doan cap
tinh va » tich va, trinh van, trinh vat

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((((hien xanh) OR (hien nhanh))) or (chieu xanh)) - canh tinh va nhung cong tap doan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((hien xanh) OR (hien nhanh))) OR (chieu xanh)) - canh tinh va nhung cong tap doan cao*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((((hien xanh) OR (hien nhanh))) or (chieu xanh)) - canh tinh va nhung cong tap doan cao*".