Perhaps you should try some spelling variations:
thanh sinh » thanh binh, thanh tinh, thanh vinh
cua triet » cua viet, su triet, va triet
va thanh » gia thanh, ban thanh, va tinh
sinh cua » manh cua, dinh cuu, sinh va
te sach » toc sach
sach ky » sac ky, sach y, sach ty
qua nay » qua ngay, qua xay, qua cay
nay xua » nam xua, nay lua, ngan xua
xua va » xuat va, vua va, sua va
o hoc » mo hoc, so hoc, y hoc

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 ky nang ((o hoc) or (co hoc)). hieu qua nay xua va thanh sinh cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang ((o hoc) OR (co hoc)). hieu qua nay xua va thanh sinh cua triet.
• Adding a wildcard symbol may retrieve word variants: te sach ky nang ((o hoc) or (co hoc)). hieu qua nay xua va thanh sinh cua triet*.