Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
doi chieu » doc hieu, doi chi, ho chieu
trung cap » truong cao
can trong » cay trong, ban trong, ca trong
trong van » trong cac
van tuan » van quan, van ban, anh tuan
tuan cao » toan cao, juan cao, quang cao

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sach - manh ((trung cap) or (trung tam)) can trong van tuan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - manh ((trung cap) OR (trung tam)) can trong van tuan cao.
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - manh ((trung cap) or (trung tam)) can trong van tuan cao*.