Perhaps you should try some spelling variations:
thanh toan » thanh hoa, thanh san, tinh toan
nuoc sach » nguoi sach, hoc sach, cuoc cach
toan cua » than cua, tan cua, doanh cua
sach lo » sach dao, sach doi, sach hoi
hieu va » lieu va, hieu qua
mang xa » lang xa, mang may, dang xay
vang xa » lang xa, ang xa, dang xay
cua tre » cua te, cuu tre, cua triet
xuc va » tuc va, luc va, xac va
va co » vo co

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

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