Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
canh trinh » canh tranh, canh tinh, thanh trinh
hanh trinh » canh tranh, hanh chinh
thong cong » trong cong, tong cong, thong thong
toan thanh » tran thanh, hoan thanh, toan thang
doi chieu » doc hieu, doi chi, ho chieu
anh trinh » anh tinh, thanh trinh, dinh trinh
cong toan » cong tan, cong hoan, cong tuan
thanh cau » thanh chau, thanh mau, nhanh cau
va thong » va thuong, va phuong, he thong

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 - ((((canh trinh) or (anh trinh))) or (hanh trinh)) va thong cong toan thanh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - ((((canh trinh) OR (anh trinh))) OR (hanh trinh)) va thong cong toan thanh cau*.