Perhaps you should try some spelling variations:
hien xanh » hien hanh, hien nhanh, chieu xanh
hanh tang » hanh trang, anh tang, hanh tung
hanh mang » nhanh mang, hanh trang, nhanh lang
cua nhung » va nhung
tuan phan » luan phan, toan phan, tuan pham
cong van » cong vang, song van, cong tan
cong san » cong tac

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