Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trang » thanh trung, canh tranh, hanh trinh
tieu xanh » tieu danh, dieu hanh, tien anh
trang cua » tranh cua, tang cua, trung cua
dong dan » dong danh, duong dan, dong san
dong von » dung von, dong co, dong hoc
khoan va » doan va, khoa ma, nhan va

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((tieu xanh) or (chieu xanh)) - hanh trang cua cong ((dong dan) or (dong von)) khoan va~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((tieu xanh) OR (chieu xanh)) - hanh trang cua cong ((dong dan) OR (dong von)) khoan va.
• Adding a wildcard symbol may retrieve word variants: theo ((tieu xanh) or (chieu xanh)) - hanh trang cua cong ((dong dan) or (dong von)) khoan va*.