Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
danh trung » dang trung, dinh trung, manh trung
hanh trang » thanh trung, canh tranh, hanh trinh
hoc chieu » hoc thieu, ho chieu, hoc hien
dung cong » dung trong
cua dung » cua dang, cua dong, qua dung
cong tan » cong tac, cong san, cong thanh
tan van » tran van, tang van, luan van

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 tinh - ((danh trung) or (hanh trang)) cua dung cong tan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu tinh - ((danh trung) OR (hanh trang)) cua dung cong tan van ban.
• Adding a wildcard symbol may retrieve word variants: hoc chieu tinh - ((danh trung) or (hanh trang)) cua dung cong tan van ban*.