Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
doi trieu » dong trieu, doi chieu, doi trinh
tranh cua » doanh cua
cong suat » nang suat, cong san, cong cua
nhanh cau » nhanh cay, thanh chau, nhanh ha
manh cua » doanh cua, ban cua
nhan cau » phan cau, nhan sau, nhin cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi trieu tinh - canh ((tranh cua) OR (manh cua)) phuong cong suat ((nhan cau) or (nhanh cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi trieu tinh - canh ((tranh cua) OR (manh cua)) phuong cong suat ((nhan cau) OR (nhanh cau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi trieu tinh - canh ((tranh cua) OR (manh cua)) phuong cong suat ((nhan cau) or (nhanh cau))".
• Adding a wildcard symbol may retrieve word variants: doi trieu tinh - canh ((tranh cua) OR (manh cua)) phuong cong suat ((nhan cau) or (nhanh cau))*.