Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
nhung cong » dung cong, thong cong, hang cong
hoc chieu » hoc thieu, ho chieu, hoc hien
dan thanh » dang thanh, danh thanh, ban thanh
trang va » hang va
tran van » luan van
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 - hanh ((trang va) OR (tran van)) nhung cong dan thanh san~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu xanh - hanh ((trang va) OR (tran van)) nhung cong dan thanh san".
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - hanh ((trang va) OR (tran van)) nhung cong dan thanh san*.