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
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
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: ho chieu xanh - anh ((bang xay) OR (bang tay)) dung cong thanh phan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - anh ((bang xay) OR (bang tay)) dung cong thanh phan cau".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - anh ((bang xay) OR (bang tay)) dung cong thanh phan cau*.