Perhaps you should try some spelling variations:
phuong trinh » chuong trinh, cong trinh, huong tran
phuong tinh » phuong binh, khuong tinh, phuong linh
chieu xanh » chieu sach, chieu sang, chieu tinh
tranh chua » tranh cua, trinh chuan, tranh chap
doc chieu » doc hieu, doi chieu, toc thieu
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: doc chieu xanh - canh tranh chua dong ((phuong tinh) or (phuong trinh)) toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc chieu xanh - canh tranh chua dong ((phuong tinh) OR (phuong trinh)) toan tap.
• Adding a wildcard symbol may retrieve word variants: doc chieu xanh - canh tranh chua dong ((phuong tinh) or (phuong trinh)) toan tap*.