Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
nhieu tang » chieu sang, hieu lang
nhiet nang » nhiet dong, viet nang, thien nang
hanh trinh » canh tranh, hanh chinh
trinh cua » tinh cua, trinh luat, trinh quan
cua nhung » va nhung
bai tinh » bi tinh, ban tinh, bac tinh
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu xanh) or (((nhieu tang) OR (nhiet nang)))) - hanh trinh cua nhung bai tinh toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (((nhieu tang) OR (nhiet nang)))) - hanh trinh cua nhung bai tinh toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu xanh) or (((nhieu tang) OR (nhiet nang)))) - hanh trinh cua nhung bai tinh toan tap".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu xanh) or (((nhieu tang) OR (nhiet nang)))) - hanh trinh cua nhung bai tinh toan tap*.