Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh tung » thanh cong
trong van » trong cac
ho chieu » theo chieu, hoc thieu, doi chieu
cua tong » cua cong, cua dong, cua song
cua nong » cua cong, cuu nong, cua dong
phan cau » phan dau, phan cac, phan tu
than cap » khan cap, thanh lap, thanh cac

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - thanh tung ((cua tong) OR (cua nong)) trong van ((phan cau) OR (than cap))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - thanh tung ((cua tong) OR (cua nong)) trong van ((phan cau) or (than cap))~".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - thanh tung ((cua tong) OR (cua nong)) trong van ((phan cau) or (than cap))*.