Perhaps you should try some spelling variations:
quan trong » gian trong
hanh tang » hanh trang, anh tang, hanh mang
tang quan » tang luan, nang quan, tong quan
chu xanh » chieu xanh, chua xang, chuc danh
chu manh » ho manh, chu han, chu van
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap

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 xanh) OR (chu manh)) - hanh tang quan trong cong dan than cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chu xanh) OR (chu manh)) - hanh tang quan trong cong dan than cau*".