Perhaps you should try some spelling variations:
cong duong » cuong duong, cong dong, con duong
hanh doanh » hang doanh, chinh doanh, doanh doanh
hieu xanh » chieu xanh, hieu manh, hieu nganh
cua trong » cua truong, cua trung, qua trong
duong van » duong va, luong va, dang van
doc hieu » toc thieu, hoc thieu, hoc hien

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc hieu xanh - ((hanh doanh) or (kinh doanh)) cua trong cong duong van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu xanh - ((hanh doanh) OR (kinh doanh)) cua trong cong duong van ban.
• Adding a wildcard symbol may retrieve word variants: doc hieu xanh - ((hanh doanh) or (kinh doanh)) cua trong cong duong van ban*.