Perhaps you should try some spelling variations:
chung tuong » chung thong, nhung tuong, chuong duong
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trinh » canh tranh, hanh chinh
trinh luan » trinh luat, trinh quan, trinh han
luan chung » luan chinh
tuong dan » huong dan, tung dan, xuong dan
dan than » dan chan, ban than, van than
than tap » toan tap, han tap, phan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chieu xanh) or (trieu tinh)) - hanh trinh luan chung tuong dan than tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu xanh) OR (trieu tinh)) - hanh trinh luan chung tuong dan than tap.
• Adding a wildcard symbol may retrieve word variants: doi ((chieu xanh) or (trieu tinh)) - hanh trinh luan chung tuong dan than tap*.