Perhaps you should try some spelling variations:
toc sach » hoc sach, doc sach, thuoc sach
xang cho » sang cho, hang cho, bang cho
tang cho » trang cho, sang cho, hang cho
van hanh » van thanh, ban hanh, van anh
sach tu » sach thu, cach tu, sach ty
hieu ve » hieu va, hieu van
cac xuc » cam xuc, cac nuoc, chat xuc
xuc van » duc van, luc van, vuc van
lai cua » hai cua, lai chau, thai cua
ve cac » va cac, vien cac

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

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