Perhaps you should try some spelling variations:
hien xanh » hien hanh, hien nhanh, chieu xanh
chinh vat » chinh va, chinh dat, chinh viet
dung cong » dung trong
cong danh » cuong danh, cong dan, cong thanh
danh phan » doanh phan, danh nhan, danh phap
vat dung » van dung, va dung, viet dung
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 chinh vat dung cong danh phan dau~.
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - hanh chinh vat dung cong danh phan dau*.