Perhaps you should try some spelling variations:
thieu sach » thien hach, hieu cach, theo sach
chieu sach » chinh sach, chiet tach, chieu sang
cua phuong » cuu phuong, cuc phuong, luan phuong
hoang than » hoang thanh, hoang thoan, hoang tran
hanh dung » thanh dung, anh dung, hanh dong
dung cua » dung luan, dung cho
than van » thanh van, tran van, phan van
van tai » von tai, van tuan

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc ((thieu sach) or (chieu sach)) - hanh dung cua phuong hoang than van tai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((thieu sach) OR (chieu sach)) - hanh dung cua phuong hoang than van tai.
• Adding a wildcard symbol may retrieve word variants: toc ((thieu sach) or (chieu sach)) - hanh dung cua phuong hoang than van tai*.