Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
nhung cong » dung cong, thong cong, hang cong
nhan tai » hang tai, van tai, toan tai
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
nhan va » nhan dan, nhan tao, phan van
than va » thanh va, toan va, han va

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu xanh) or (chieu sang)) - hanh ((nhan va) OR (nhan tai)) nhung cong dan than va~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chieu sang)) - hanh ((nhan va) OR (nhan tai)) nhung cong dan than va.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) or (chieu sang)) - hanh ((nhan va) OR (nhan tai)) nhung cong dan than va".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (chieu sang)) - hanh ((nhan va) OR (nhan tai)) nhung cong dan than va*.