Perhaps you should try some spelling variations:
van doanh » toan doanh, van dong, van anh
van thanh » ban thanh, van tuan
cua trong » cua truong, cua trung, qua trong
chi xanh » chi anh, chi danh, chi hanh
cong ban » cong bang, cong san, cong tan
ban tran » ban trang, tan tran, ban than
tran cao » toan cao, tran chau, trang cho
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 - ((van doanh) or (van thanh)) cua trong cong ban tran cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi xanh - ((van doanh) OR (van thanh)) cua trong cong ban tran cao.
• Adding a wildcard symbol may retrieve word variants: doi chi xanh - ((van doanh) or (van thanh)) cua trong cong ban tran cao*.