Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
nang xay » dang xay, nganh xay, nang xuan
chat tuc » chat xuc, luat tuc, chat huu
va thanh » gia thanh, va tinh, le thanh
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
xay hoi » xa hoi, tay hoi, cay phoi
hieu ve » hieu va, hieu van
ve chat » va chat, van chat
van duy » van dung
duy tre » duc tre, duy tri, duy tue

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 ky nang xay hoi. hieu ve chat tuc ((va thanh) OR (ban thanh)) van duy tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ky nang xay hoi. hieu ve chat tuc ((va thanh) OR (ban thanh)) van duy tre".
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang xay hoi. hieu ve chat tuc ((va thanh) OR (ban thanh)) van duy tre*.