Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, cong tan
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh phan » thanh pho, thanh san, thanh toan
doi chieu » doc hieu, doi chi, ho chieu
dung cong » dung trong
bang xay » dang xay, bang may, van xay
bang tay » ban tay, bang may, mang tay
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu xanh - anh ((bang xay) or (bang tay)) dung cong thanh phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - anh ((bang xay) OR (bang tay)) dung cong thanh phan cau.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - anh ((bang xay) or (bang tay)) dung cong thanh phan cau*.