Perhaps you should try some spelling variations:
nang quan » ban quan, nang suat
dung cong » dung trong
chi xanh » chi anh, chi danh, chi hanh
mang qua » mang cua, mang vua, tang quan
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan ban » van ban
doi chi » doi khi

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 - hanh ((mang qua) OR (nang quan)) dung cong dan toan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chi xanh - hanh ((mang qua) OR (nang quan)) dung cong dan toan ban".
• Adding a wildcard symbol may retrieve word variants: doi chi xanh - hanh ((mang qua) OR (nang quan)) dung cong dan toan ban*.