Perhaps you should try some spelling variations:
hang doanh » nhung doanh, van doanh, dung doanh
hanh doanh » chinh doanh, doanh doanh, kinh doanh
hien xanh » hien hanh, hien nhanh, chieu xanh
cong hung » cong chung, cong huong, cong dung
hung dan » huong dan, dung dan, tung dan
toan cao » toan ban
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien xanh - ((hang doanh) or (hanh doanh)) cua cong hung dan ((toan cao) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien xanh - ((hang doanh) OR (hanh doanh)) cua cong hung dan ((toan cao) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - ((hang doanh) or (hanh doanh)) cua cong hung dan ((toan cao) or (toan tap))*.