Perhaps you should try some spelling variations:
chieu sach » chiet tach, chieu sang, chieu xanh
truong cao » truong dai
trung cap » trung tam
dang cong » dung cong
van thanh » ban thanh, van tuan
thanh tay » thanh tai, thanh toan, thanh thuy
cong van » cong vang, cong san, song van

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chieu sach) or (chinh sach)) - hanh ((truong cao) or (trung cap)) dang cong van thanh tay~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu sach) OR (chinh sach)) - hanh ((truong cao) OR (trung cap)) dang cong van thanh tay.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu sach) or (chinh sach)) - hanh ((truong cao) or (trung cap)) dang cong van thanh tay*.