Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
nhung cong » dung cong, thong cong, hang cong
hieu manh » chieu xanh, hieu nganh, dieu hanh
tranh cua » manh cua
doanh cua » doanh luan
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((hieu manh) OR (chieu sang)) - hanh ((tranh cua) OR (doanh cua)) nhung cong san toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((hieu manh) OR (chieu sang)) - hanh ((tranh cua) OR (doanh cua)) nhung cong san toan cao".
• Adding a wildcard symbol may retrieve word variants: ho ((hieu manh) OR (chieu sang)) - hanh ((tranh cua) OR (doanh cua)) nhung cong san toan cao*.