Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hoc chieu » hoc thieu, ho chieu, hoc hien
hanh hang » thanh hang, hang hang, hanh han
cua nhung » va nhung
hang cua » mang cua, hang ca, huong cua
cong tac » cong ty
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: hoc chieu xanh - hanh hang cua nhung ((cong san) OR (cong tac)) toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu xanh - hanh hang cua nhung ((cong san) OR (cong tac)) toan cao".
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - hanh hang cua nhung ((cong san) OR (cong tac)) toan cao*.