Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
trinh bang » trinh bong, tinh bang, trinh ban
trinh quan » tinh quang, trinh luat, trinh han
cong dan » cong san, cong tan, huong dan
dan chan » dan gian, dan ca, van chat
chan ban » can ban, chat ban, chan nan

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 - hanh ((trinh bang) or (trinh quan)) thanh cong dan chan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu xanh - hanh ((trinh bang) OR (trinh quan)) thanh cong dan chan ban.
• Adding a wildcard symbol may retrieve word variants: toc thieu xanh - hanh ((trinh bang) or (trinh quan)) thanh cong dan chan ban*.