Perhaps you should try some spelling variations:
hang doanh » nhung doanh, van doanh, dung doanh
hanh doanh » chinh doanh, doanh doanh, kinh doanh
thong cong » trong cong, tong cong, thong thong
chau tinh » cuu tinh, ha tinh, cua tinh
cua thong » cua thuong, cua khong, cua tong
cong bang » cuong bang, dong bang, hong bang
bang van » dang van, tang van, lang van
o chau » a chau, 3 chau, moc chau

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

• Performing a fuzzy search may retrieve terms with similar spellings: o chau tinh - ((hanh doanh) or (hang doanh)) cua thong cong bang van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: o chau tinh - ((hanh doanh) OR (hang doanh)) cua thong cong bang van ban.
• Adding a wildcard symbol may retrieve word variants: o chau tinh - ((hanh doanh) or (hang doanh)) cua thong cong bang van ban*.