Perhaps you should try some spelling variations:
trung tuan » trung thanh, trung tam, tran tuan
bang cong » dang cong, bang song, hang cong
cong danh » cuong danh, cong dan, cong thanh
chi danh » chi anh, chi dinh, chi hanh
tang cua » mang cua, hang cua, tang luan
danh van » doanh van, dang van, dinh van
chi dan » choi dan, chi van, thi dan

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 danh) or (chi dan)) - hanh ((tang cua) or (trung tuan)) bang cong danh van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chi danh) OR (chi dan)) - hanh ((tang cua) OR (trung tuan)) bang cong danh van ban.
• Adding a wildcard symbol may retrieve word variants: doi ((chi danh) or (chi dan)) - hanh ((tang cua) or (trung tuan)) bang cong danh van ban*.