Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
nhung dong » nhung don, nhung cong, nhung dung
dong thanh » truong thanh
hien xanh » hien hanh, hien nhanh, hien khanh
thang cua » thong cua, hang cua, than cua
mang cua » manh cua, dung cua, ban cua
san ban » sang ban, van ban, can 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) OR (chieu xanh)) - hanh ((thang cua) or (mang cua)) nhung dong thanh san ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien xanh) OR (chieu xanh)) - hanh ((thang cua) OR (mang cua)) nhung dong thanh san ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hien xanh) OR (chieu xanh)) - hanh ((thang cua) or (mang cua)) nhung dong thanh san ban".
• Adding a wildcard symbol may retrieve word variants: hoc ((hien xanh) OR (chieu xanh)) - hanh ((thang cua) or (mang cua)) nhung dong thanh san ban*.