Perhaps you should try some spelling variations:
chung cong » nhung cong, chong cong, phung cong
hieu tinh » chieu tinh, lieu tinh, kieu tinh
dong luan » dung luan, tong luan, dong xuan
sang than » cang thang, dang thanh, sang tao
doc hieu » toc thieu, hoc thieu, hoc hien
dong cua » dung cua, cong cua, huong cua
san than » san thanh, ban than, van than

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc hieu tinh - anh ((dong luan) or (dong cua)) chung cong ((san than) or (sang than)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu tinh - anh ((dong luan) OR (dong cua)) chung cong ((san than) OR (sang than)) cau.
• Adding a wildcard symbol may retrieve word variants: doc hieu tinh - anh ((dong luan) or (dong cua)) chung cong ((san than) or (sang than)) cau*.