Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hanh trang » thanh trung, canh tranh, hanh trinh
hanh tang » anh tang, hanh mang, hanh tung
cua nhung » va nhung
chu xanh » chieu xanh, chua xang, chuc danh
chu manh » ho manh, chu han, chu van
cong van » cong vang, cong san, song van
van van » tan van, san van, van vat

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chu xanh) or (chu manh)) - ((hanh tang) or (hanh trang)) cua nhung cong van van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu xanh) OR (chu manh)) - ((hanh tang) OR (hanh trang)) cua nhung cong van van ban.
• Adding a wildcard symbol may retrieve word variants: theo ((chu xanh) or (chu manh)) - ((hanh tang) or (hanh trang)) cua nhung cong van van ban*.