Perhaps you should try some spelling variations:
hanh vai » hanh vi, hanh va, hanh tai
ban hanh » ban hang
toc sach » hoc sach, doc sach, thuoc sach
hieu ve » hieu va, hieu van
vai cua » dai cua, hai cua, lai cua
lao ban » lap ban, lo ban, tao ban
cac lao » ca lao, cac loai, cac giao
tu sach » thu sach, su sach, tu cach
ve cac » va cac, vien cac
cua te » cua tu
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu sach) or (((te sach) OR (toc sach)))) ky nang x hoi. hieu ve cac lao ban hanh vai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (((te sach) OR (toc sach)))) ky nang x hoi. hieu ve cac lao ban hanh vai cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) or (((te sach) OR (toc sach)))) ky nang x hoi. hieu ve cac lao ban hanh vai cua te".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (((te sach) OR (toc sach)))) ky nang x hoi. hieu ve cac lao ban hanh vai cua te*.