Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
thien van » thi van
van tham » van thanh, van tuan, van chat
va danh » va dinh, va dan, va hanh
cua tre » cuu tre, cua triet, dua tren
te sach » toc sach
sach ky » sac ky, sach y, sach ty
tham du » thap du, tham do, pham duc
cao hoi » cau hoi, co hoi, cao hoc
cua te » cua tu

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 cao hoi. thien van tham du ((ban thanh) or (va danh)) lai ((cua tre) OR (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang cao hoi. thien van tham du ((ban thanh) OR (va danh)) lai ((cua tre) OR (cua te)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky nang cao hoi. thien van tham du ((ban thanh) or (va danh)) lai ((cua tre) OR (cua te))".
• Adding a wildcard symbol may retrieve word variants: te sach ky nang cao hoi. thien van tham du ((ban thanh) or (va danh)) lai ((cua tre) OR (cua te))*.