Perhaps you should try some spelling variations:
thuong chung » truong chung, thung chung, thuong hung
chien sang » chieu sang, chien thang, khien bang
chung tinh » nhung tinh, chung minh, hung tinh
can chien » van chien, cac chien, tran chien
hanh dong » anh dong, ha dong
dong luat » dong luan, dung luat, dong luc
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: can chien sang - hanh dong luat thuong chung tinh toan tap~.
• Adding a wildcard symbol may retrieve word variants: can chien sang - hanh dong luat thuong chung tinh toan tap*.