Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trinh » canh tranh, hanh chinh
cong thanh » cong trinh, cong tan, truong thanh
dong thanh » truong thanh
trinh vat » trinh van, trinh luat, sinh vat
vat nhung » va nhung, vap nhung, vai nhung
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: ho ((chieu xanh) or (trieu tinh)) - hanh trinh vat nhung ((cong thanh) OR (dong thanh)) toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (trieu tinh)) - hanh trinh vat nhung ((cong thanh) OR (dong thanh)) toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) or (trieu tinh)) - hanh trinh vat nhung ((cong thanh) OR (dong thanh)) toan tap".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (trieu tinh)) - hanh trinh vat nhung ((cong thanh) OR (dong thanh)) toan tap*.