Perhaps you should try some spelling variations:
thieu nien » thien nhien
hanh thai » nhanh thai, hinh thai, hanh tai
thai cua » than cua, tai cuc, tri cua
thu sach » thuat sach, thuoc sach, thu hoach
cac truc » cau truc, cac tru, cac trung
nien cac » vien cac, dien cac, bien cac
va hanh » van hanh, va thanh, va danh
truc va » thuc va, thuc vat, trung va
tu sach » su sach, tu cach, vu sach
nang xa » nang x, lang xa, nang ma
te sach » toc sach
cua te » cua tu

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((((tu sach) OR (te sach))) OR (thu sach)) ky nang xa hoi. thieu nien cac truc va hanh thai cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((tu sach) OR (te sach))) or (thu sach)) ky nang xa hoi. thieu nien cac truc va hanh thai cua te~".
• Adding a wildcard symbol may retrieve word variants: ((((tu sach) OR (te sach))) or (thu sach)) ky nang xa hoi. thieu nien cac truc va hanh thai cua te*.