Perhaps you should try some spelling variations:
thieu nien » thien nhien
nien bach » vien bach, dien sach, mien bac
toc sach » hoc sach, doc sach, thuoc sach
sach thi » sach thu, sach tai, sach thieu
thi nang » thi cong, ki nang, thi hanh
hai phan » thai phan, tai phan, hai pham
danh sai » dung sai, danh bat, danh dau
cau treo » cau theo, cau tren, cau triet
nang xa » nang x, lang xa, nang ma
ha phan » hoa phan, va phan, ha pha
sai cau » lai chau, mai chau, hai chau

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc sach thi nang xa hoi. thieu nien bach ((ha phan) OR (hai phan)) danh sai cau treo~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc sach thi nang xa hoi. thieu nien bach ((ha phan) OR (hai phan)) danh sai cau treo".
• Adding a wildcard symbol may retrieve word variants: toc sach thi nang xa hoi. thieu nien bach ((ha phan) OR (hai phan)) danh sai cau treo*.