Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
chieu sach » chinh sach, chiet tach, chieu sang
hanh hang » thanh hang, hang hang, hanh han
ca trong » cay trong, cad trong, co trong
cong dan » cong san, cong tan, huong dan
hang ca » hang va, nang cao, hang tai
dan van » dang van, doan van, dao van
van tan » van tuan, van ban, van tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc ((thieu xanh) or (chieu sach)) - hanh hang ca trong cong dan van tan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((thieu xanh) OR (chieu sach)) - hanh hang ca trong cong dan van tan*.