Perhaps you should try some spelling variations:
canh manh » lanh manh, canh tranh, cach mang
dung cong » dung trong
hang cong » dang cong, hang nong, bang cong
chi xanh » chi anh, chi hanh, chieu xanh
chi danh » chi dan, chi anh, chi dinh
manh cua » doanh cua, ban cua
san chan » san chang, dan chan, san chay
chan tu » phan tu, han tu, chon tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chi xanh) OR (chi danh)) - canh manh cua ((dung cong) or (hang cong)) san chan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chi xanh) OR (chi danh)) - canh manh cua ((dung cong) OR (hang cong)) san chan tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chi xanh) OR (chi danh)) - canh manh cua ((dung cong) or (hang cong)) san chan tu".
• Adding a wildcard symbol may retrieve word variants: doi ((chi xanh) OR (chi danh)) - canh manh cua ((dung cong) or (hang cong)) san chan tu*.