Perhaps you should try some spelling variations:
nhanh thai » nhanh thi, nhanh thanh, nhanh thang
van nhanh » van thanh, van hanh, van khanh
tu sach » thu sach, su sach, te sach
xuc van » duc van, luc van, vuc van
cua tre » cuu tre, cua triet, dua tren
vu sach » vu bach, su sach, vu khach
hieu ve » hieu va, hieu van
cac xuc » cam xuc, cac nuoc, chat xuc
ve cac » va cac, vien cac
nang o » nang co, nang ho, nang ro
cua te » cua tu
o hoi » co hoi, o hoc, o hai

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 (vu sach)) ky nang o hoi. hieu ve cac xuc van nhanh thai ((cua tre) OR (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (vu sach)) ky nang o hoi. hieu ve cac xuc van nhanh thai ((cua tre) OR (cua te)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) or (vu sach)) ky nang o hoi. hieu ve cac xuc van nhanh thai ((cua tre) OR (cua te))".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (vu sach)) ky nang o hoi. hieu ve cac xuc van nhanh thai ((cua tre) OR (cua te))*.