Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh tung » thanh cong
cong thanh » dong thanh, cong trinh, cong tan
hoc chieu » hoc thieu, ho chieu, hoc hien
cap trong » cay trong, ca trong, cad trong
tung cap » trung cap, cung cap, thong cap
cong dan » cong san, cong tan, huong dan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu xanh - thanh tung cap trong ((cong dan) or (cong thanh)) phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - thanh tung cap trong ((cong dan) OR (cong thanh)) phan tu.
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - thanh tung cap trong ((cong dan) or (cong thanh)) phan tu*.