Perhaps you should try some spelling variations:
hanh tang » hanh trang, anh tang, hanh mang
qua trong » quan trong, qua trinh, qua song
theo chu » theo chieu, cho chu, chao chu
thi hieu » thi chieu, thi hien, thi dieu
tang qua » tang quan, tang cua, tang quy
cong dan » cong san, cong tan, huong dan
dan van » dang van, doan van, dao van

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chu) OR (thi hieu)) xanh - hanh tang qua trong cong dan van ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chu) OR (thi hieu)) xanh - hanh tang qua trong cong dan van ban".
• Adding a wildcard symbol may retrieve word variants: ((theo chu) OR (thi hieu)) xanh - hanh tang qua trong cong dan van ban*.