Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hien xanh » hien hanh, hien nhanh, chieu xanh
tang cua » mang cua, tang luan, thong cua
hang cua » mang cua, hang ca, huong cua
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan ban » van 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 - anh ((tang cua) or (hang cua)) nhung cong san toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien xanh - anh ((tang cua) OR (hang cua)) nhung cong san toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - anh ((tang cua) or (hang cua)) nhung cong san toan ban*.