Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
truong cao » truong dai
dung huong » dung thuong, dung phuong, dong huong
trung cap » trung tam
ho chieu » theo chieu, hoc thieu, doi chieu
van tuan » van quan, van ban, anh tuan
van tan » van ban, van tai, van thanh

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 sach - hanh ((trung cap) or (truong cao)) dung huong ((van tan) OR (van tuan)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh ((trung cap) OR (truong cao)) dung huong ((van tan) OR (van tuan)) cao*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - hanh ((trung cap) or (truong cao)) dung huong ((van tan) OR (van tuan)) cao*".