Perhaps you should try some spelling variations:
sach thue » sach thu, sach thieu, sach tham
nhung cau » nhung bai, nhu cau
hoc sach » hoc sinh, hoc cac, hoc anh
chat xuc » chat huu, cam xuc, chao xu
va thanh » gia thanh, ban thanh, va tinh
thanh vi » hanh vi, thanh va, thanh ve
hieu va » lieu va, hieu qua
va chat » van chat, va phat, cao chat
cuu tre » cua tre, cau tren, cau treo
xuc va » duc va, tuc va, luc va
vi cuu » vi luu, vinh cuu

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc sach thue ((nhung cau) or (chung cu)) hoi. hieu va chat xuc va thanh vi cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc sach thue ((nhung cau) OR (chung cu)) hoi. hieu va chat xuc va thanh vi cuu tre.
• Adding a wildcard symbol may retrieve word variants: hoc sach thue ((nhung cau) or (chung cu)) hoi. hieu va chat xuc va thanh vi cuu tre*.