Perhaps you should try some spelling variations:
thanh phan » thanh pho, thanh san, thanh toan
thu sach » thuat sach, thuoc sach, thu hoach
phan cua » nhan cua, than cua, phat cua
va thanh » gia thanh, ban thanh, va tinh
va cham » va chat, va tham
cua tre » cua te, cuu tre, cua triet
mang xa » lang xa, mang may, dang xay
tu sach » su sach, te sach, tu cach
va cam » va cac, va cao, va cai
xuc va » duc va, tuc va, luc va
y mang » cay mang

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((thu sach) OR (tu sach)) y mang xa hoi. hieu ((va cam) or (va cham)) xuc va thanh phan cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thu sach) OR (tu sach)) y mang xa hoi. hieu ((va cam) OR (va cham)) xuc va thanh phan cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((thu sach) OR (tu sach)) y mang xa hoi. hieu ((va cam) or (va cham)) xuc va thanh phan cua tre".
• Adding a wildcard symbol may retrieve word variants: ((thu sach) OR (tu sach)) y mang xa hoi. hieu ((va cam) or (va cham)) xuc va thanh phan cua tre*.