Perhaps you should try some spelling variations:
nhanh tranh » nhanh thanh, canh tranh, hanh trinh
nhung cong » dung cong, thong cong, hang cong
tieu xanh » tieu danh, chieu xanh, dieu hanh
dieu danh » dieu hanh, tieu danh, dia danh
tranh cua » doanh cua, manh cua
cua nhung » va nhung
cong tap » cuong tap, cong tac, cong tan
tap toan » tap doan, tap quan, bai toan
toan tap » toan ban

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

• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((tieu xanh) OR (dieu danh)) - nhanh tranh cua nhung cong tap toan tap~.
• Adding a wildcard symbol may retrieve word variants: theo ((tieu xanh) or (dieu danh)) - nhanh tranh cua nhung cong tap toan tap*.