Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
trinh quan » tinh quang, trinh han
cuong danh » huong dan, cuong linh, cong dan
cuon danh » cuoi dan, cum danh, cuon sach
ho chieu » theo chieu, hoc thieu, doi chieu
toan cau » toan cao, toan ban, toan tap

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 - hanh ((trinh quan) or (trinh luat)) nhung ((cuon danh) OR (cuong danh)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - hanh ((trinh quan) OR (trinh luat)) nhung ((cuon danh) OR (cuong danh)) toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - hanh ((trinh quan) or (trinh luat)) nhung ((cuon danh) OR (cuong danh)) toan cau".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - hanh ((trinh quan) or (trinh luat)) nhung ((cuon danh) OR (cuong danh)) toan cau*.