Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh tranh » canh tranh, hanh trinh, hanh trang
dong trong » duong trong, dung trong, cong trong
doi chieu » doc hieu, doi chi, ho chieu
tranh cua » doanh cua, manh cua
trong tan » trong quan, trong cac, trong ca
cua dong » chua dong, cua cong, cua dang
tran van » luan van

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 - hanh tranh cua dong trong tan tran van~.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - hanh tranh cua dong trong tan tran van*.