Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, hieu manh
chieu tinh » trieu tinh, lieu tinh, chau tinh
thuong con » thuong dong, truong cong, thong cong
ca thuong » cao thuong, cua thuong, va thuong
canh dan » canh van, thanh dan, cac dan
sanh dan » sach danh, sinh danh, thanh dan
con tinh » cong tinh, don tinh, son tinh
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: doi ((chieu xanh) OR (chieu tinh)) - ((canh dan) or (sanh dan)) ca thuong con tinh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu xanh) OR (chieu tinh)) - ((canh dan) OR (sanh dan)) ca thuong con tinh toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chieu xanh) OR (chieu tinh)) - ((canh dan) or (sanh dan)) ca thuong con tinh toan cao".
• Adding a wildcard symbol may retrieve word variants: doi ((chieu xanh) OR (chieu tinh)) - ((canh dan) or (sanh dan)) ca thuong con tinh toan cao*.