Perhaps you should try some spelling variations:
sach tay » xach tay, sach hay, sach nay
tay long » ta long, tac long, tay cong
long hoa » long khoa, luong hoa, dong hoa
te sach » toc sach
hanh de » hanh ve, hanh kem
hanh di » hanh vi, hang di, danh di
che hoc » cho hoc, che ho, che thuoc
hoc van » hoc dan, hoc va, hoc vat
hieu ke » hieu kem, chieu ke, hieu ky
hoa hoi » khoa hoi, hoa hoc, hoa doi
ke che » ke he
cua te » cua tu

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach tay long hoa hoi. hieu ke che hoc van ((hanh di) OR (hanh de)) cua te~".
• Adding a wildcard symbol may retrieve word variants: te sach tay long hoa hoi. hieu ke che hoc van ((hanh di) OR (hanh de)) cua te*.