Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
hieu xanh » chieu xanh, hieu manh, hieu nganh
cap nhung » cam nhung, vap nhung, canh nhung
dap nhung » vap nhung, va nhung, dap ung
doc hieu » toc thieu, hoc thieu, hoc hien
cong dan » cong san, cong tan, huong dan
dan chan » dan gian, dan ca, van chat
chan cau » phan cau, can cau, chinh cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc hieu xanh - hanh trang ((cap nhung) or (dap nhung)) cong dan chan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu xanh - hanh trang ((cap nhung) OR (dap nhung)) cong dan chan cau.
• Adding a wildcard symbol may retrieve word variants: doc hieu xanh - hanh trang ((cap nhung) or (dap nhung)) cong dan chan cau*.