Perhaps you should try some spelling variations:
trong van » trong cac
tang luan » dung luan
sach thu » sach thue, sach thieu, sach tham
tham xuc » tham nuoc, tham thuc, pham duc
so sach » so sanh, bo sach, co sach
hieu va » lieu va, hieu qua
va tham » van tham, va cham, va thanh
va hanh » van hanh, va thanh, va danh
xuc va » duc va, tuc va, luc va
vi cua » vai cua, di cua
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sach thu ((tang luan) or (trong van)) hoi. hieu va tham xuc va hanh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach thu ((tang luan) OR (trong van)) hoi. hieu va tham xuc va hanh vi cua te.
• Adding a wildcard symbol may retrieve word variants: so sach thu ((tang luan) or (trong van)) hoi. hieu va tham xuc va hanh vi cua te*.