Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chua xang » chua nang, chuc nang, chu bang
hanh tang » hanh trang, anh tang, hanh mang
chu xanh » chu manh, chieu xanh, chuc danh
cong van » cong vang, cong san, song van
van chat » cao chat
chat ban » nhat ban, chat ran, cua ban
tang va » trang va, tang van, thang va

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 (chua xang)) - hanh tang va nhung cong van chat ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu xanh) OR (chua xang)) - hanh tang va nhung cong van chat ban.
• Adding a wildcard symbol may retrieve word variants: theo ((chu xanh) or (chua xang)) - hanh tang va nhung cong van chat ban*.