Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
nhung cang » nhung cong, nhung lang, nhung bang
trang cua » tranh cua, tang cua, thang cua
trung cua » truong cua, trung tuan, trung cap
cang bai » cung bai, dang bai, cuong bai
bai toan » bai tap
toan cau » 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 ((chieu xanh) OR (chieu sang)) - hanh ((trang cua) or (trung cua)) nhung cang bai toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chieu sang)) - hanh ((trang cua) OR (trung cua)) nhung cang bai toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) OR (chieu sang)) - hanh ((trang cua) or (trung cua)) nhung cang bai toan cau".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) OR (chieu sang)) - hanh ((trang cua) or (trung cua)) nhung cang bai toan cau*.