Perhaps you should try some spelling variations:
truong thanh » truong trung, truong thpt, truong chung
chieu xanh » chieu sach, chieu sang, chieu tinh
tranh cua » doanh cua, manh cua
cua khong » hua khong, cua phuong, cua thuong
ho chieu » theo chieu, hoc thieu, doi chieu
cong tan » cong tac, cong san, cong thanh
chan tu » phan tu, han tu, chon tu

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 - canh tranh cua khong ((cong tan) or (((dong thanh) OR (truong thanh)))) chan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - canh tranh cua khong ((cong tan) OR (((dong thanh) OR (truong thanh)))) chan tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - canh tranh cua khong ((cong tan) or (((dong thanh) OR (truong thanh)))) chan tu".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - canh tranh cua khong ((cong tan) or (((dong thanh) OR (truong thanh)))) chan tu*.