Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hien xanh » hien hanh, hien nhanh, chieu xanh
van duong » van dong, van dung, van phong
cong danh » cuong danh, cong dan, cong thanh
danh phan » doanh phan, danh nhan, danh phap
va duong » va tuong, va huong, va dong
phan dau » phan tu, hang dau

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 trinh ((va duong) OR (van duong)) cong danh phan dau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hien xanh - hanh trinh ((va duong) OR (van duong)) cong danh phan dau*".