Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh
chieu sang » chieu sach, hieu lang, nhieu tang
nhung cong » dung cong, thong cong, hang cong
hieu manh » hieu nganh, dieu hanh, hien hanh
tranh va » tranh van, trang va, trinh va
cong san » cong tac
san tang » san sang, son tang, fan tang
tang ca » tang cua, hang ca, tang ma

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 (hieu manh))) or (chieu sang)) - canh tranh va nhung cong san tang ca~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((((chieu xanh) OR (hieu manh))) OR (chieu sang)) - canh tranh va nhung cong san tang ca.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((((chieu xanh) OR (hieu manh))) or (chieu sang)) - canh tranh va nhung cong san tang ca".
• Adding a wildcard symbol may retrieve word variants: ho ((((chieu xanh) OR (hieu manh))) or (chieu sang)) - canh tranh va nhung cong san tang ca*.