Perhaps you should try some spelling variations:
hanh vinh » thanh vinh, khanh vinh, hanh tinh
vinh cuu » dinh cuu, sinh cua, dinh cu
tu sach » thu sach, su sach, te sach
vu nang » vuc nang, va nang, vu dang
hieu ve » hieu va, hieu van
cao duc » dao duc, cao suc, giao duc
va hanh » van hanh, va thanh, va danh
cuu tre » cua tre, cau tren, cau treo
v nang » va nang, van nang, voi nang
ve cao » va cao, ve bao, ve cac
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 ((v nang) or (vu nang)) o hoi. hieu ve cao duc va hanh vinh cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ((v nang) OR (vu nang)) o hoi. hieu ve cao duc va hanh vinh cuu tre*.