Perhaps you should try some spelling variations:
toc sach » hoc sach, doc sach, thuoc sach
tang cho » trang cho, hang cho, tang co
hanh vai » hanh vi, hanh va, hanh tai
sang cho » danh cho, dung cho, sang tao
van hanh » van thanh, ban hanh, van anh
cac xuc » cam xuc, cac nuoc, chat xuc
vai cua » dai cua, hai cua, lai cua
xuc van » duc van, luc van, vuc van
hieu ve » hieu va, hieu van
cua cay » cua cac
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: ((te sach) OR (toc sach)) tay ((tang cho) or (sang cho)) hoc. hieu ve cac xuc van hanh vai cua cay~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (toc sach)) tay ((tang cho) OR (sang cho)) hoc. hieu ve cac xuc van hanh vai cua cay*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((te sach) OR (toc sach)) tay ((tang cho) or (sang cho)) hoc. hieu ve cac xuc van hanh vai cua cay*".