Perhaps you should try some spelling variations:
sach thuc » cach thuc, sach thu, sach thue
nhung cau » chung cu, nhung bai
hoc sach » hoc sinh, hoc cac, hoc anh
qua phat » qua nhat, qua phan, que phat
phat xuc » chat xuc, phat xuat, phap xu
va thanh » gia thanh, ban thanh, va tinh
thanh vi » hanh vi, thanh va, thanh ve
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 thuc ((nhung cau) OR (nhu cau)) hoi. hieu qua phat xuc va thanh vi cuu tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc sach thuc ((nhung cau) OR (nhu cau)) hoi. hieu qua phat xuc va thanh vi cuu tre".
• Adding a wildcard symbol may retrieve word variants: hoc sach thuc ((nhung cau) OR (nhu cau)) hoi. hieu qua phat xuc va thanh vi cuu tre*.