Perhaps you should try some spelling variations:
thanh phan » thanh pho, thanh san, thanh toan
suat luong » suat huong, chat luong, suat thong
cong tinh » cong trinh, long tinh, cong thanh
cong vinh » cong trinh, trong vinh, cong viec
cong suat » nang suat, cong san, cong cua
phan thi » pham thi, tran thi, phan tu
thi cong » tai cong, thien cong

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((cong tinh) OR (cong vinh)) thanh phan thi cong suat luong~".
• Adding a wildcard symbol may retrieve word variants: ((cong tinh) OR (cong vinh)) thanh phan thi cong suat luong*.