Perhaps you should try some spelling variations:
canh manh » canh tranh, cach mang, van manh
lanh manh » lanh tranh, lan anh, van manh
hang cong » dang cong, hang nong, bang cong
san chung » san chang, san nhung, sao chung
chi xanh » chi anh, chi danh, chi hanh
cong san » cong tac
chung tu » chung cu, thong tu
doi chi » doi khi
va hang » van hang, va nang, va lang

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 - ((canh manh) OR (lanh manh)) va hang cong san chung tu~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chi xanh - ((canh manh) OR (lanh manh)) va hang cong san chung tu".
• Adding a wildcard symbol may retrieve word variants: doi chi xanh - ((canh manh) OR (lanh manh)) va hang cong san chung tu*.