Perhaps you should try some spelling variations:
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
tranh chua » tranh cua, trinh chuan, tranh chap
dong trong » duong trong, dung trong, cong trong
trong tinh » truong tinh, trong kinh, trong sinh
chua dong » cua dong, ha dong, huy dong
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: hoc ((chieu xanh) or (chieu sach)) - canh tranh chua dong trong tinh toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu xanh) OR (chieu sach)) - canh tranh chua dong trong tinh toan tap.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu xanh) or (chieu sach)) - canh tranh chua dong trong tinh toan tap*.