Perhaps you should try some spelling variations:
xang cho » sang cho, hang cho, tang cho
dung van » duong van, dung va, dang van
hanh vai » hanh vi, hanh va, hanh tai
te sach » toc sach
sach ty » sach y, sach tu, sach thu
cho hoc » co hoc, khoa hoc
hieu ve » hieu va, hieu van
duy van » duy vat
vai cua » dai cua, hai cua, lai cua
cua cau » cua cac, cua chu, cua cay
ve cac » va cac, vien cac
du van » duc van, tu van, vu van

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ty xang cho hoc. hieu ve cac ((du van) or (((duy van) OR (dung van)))) hanh vai cua cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty xang cho hoc. hieu ve cac ((du van) OR (((duy van) OR (dung van)))) hanh vai cua cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ty xang cho hoc. hieu ve cac ((du van) or (((duy van) OR (dung van)))) hanh vai cua cau*".