Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
nhung cong » hang cong, nhung don, nhung lang
thong cong » trong cong, tong cong, thong thong
hien xanh » hien hanh, hien nhanh, chieu xanh
tranh cua » doanh cua, manh cua
dung cong » dung trong
van toan » van tuan, van tan, van thanh
toan tap » toan ban

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 - hanh tranh cua ((((nhung cong) or (thong cong))) or (dung cong)) van toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien xanh - hanh tranh cua ((((nhung cong) OR (thong cong))) OR (dung cong)) van toan tap.
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - hanh tranh cua ((((nhung cong) or (thong cong))) or (dung cong)) van toan tap*.