Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, thien anh, thien danh
hanh trinh » canh tranh, hanh chinh
dang trong » dung trong, dong trong, lang trong
hieu manh » chieu xanh, hieu nganh, dieu hanh
trinh han » trinh quan
han dang » phan dang, nhan dang, chan dang
phan dau » phan tu, hang dau

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 (hieu manh)) - hanh trinh han dang trong _ phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((thieu xanh) OR (hieu manh)) - hanh trinh han dang trong _ phan dau*.