Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
chieu xanh » chieu sach, chieu sang, chieu tinh
canh trinh » canh tranh, hanh trinh, canh tinh
hoc chieu » hoc thieu, ho chieu, hoc hien
va phuong » va thuong, cac phuong
trinh va » trinh van, trinh vat, trinh ve
cong san » cong tac
pham dau » phan dau, pham dac, pham dat

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 - canh trinh va phuong cong san pham dau~.
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - canh trinh va phuong cong san pham dau*.