Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
tham xuc » tham nuoc, tham thuc, pham duc
van hanh » van thanh, ban hanh, van anh
te sach » toc sach
sach ky » sac ky, sach y, sach ty
va tham » van tham, va cham, va thanh
vi cuu » vinh cuu
vi luu » vi lua
x hoi » xa hoi, o hoi, x ho

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 x hoi. lieu va tham xuc ((van hanh) or (ban thanh)) ((vi cuu) OR (vi luu)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang x hoi. lieu va tham xuc ((van hanh) OR (ban thanh)) ((vi cuu) OR (vi luu)) tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky nang x hoi. lieu va tham xuc ((van hanh) or (ban thanh)) ((vi cuu) OR (vi luu)) tre*".