Perhaps you should try some spelling variations:
thanh loi » thanh hoa, thanh hai, thanh lap
ban thanh » ban hanh, ban hang
cua viet » ca viet, hoa viet, cua vat
thu sach » tu sach, thuat sach, thuoc sach
thuc ban » thuoc ban, thuc dan, thu ban
va chat » van chat, va phat, cao chat
loi cua » loai cua, hoi cua, doi cua
vu khac » vu kham, vu khanh, bui khac
va cham » va tham

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((vu khac) or (thu sach)) ky nang x ho. hieu ((va cham) OR (va chat)) thuc ban thanh loi cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((vu khac) OR (thu sach)) ky nang x ho. hieu ((va cham) OR (va chat)) thuc ban thanh loi cua viet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((vu khac) or (thu sach)) ky nang x ho. hieu ((va cham) OR (va chat)) thuc ban thanh loi cua viet".
• Adding a wildcard symbol may retrieve word variants: ((vu khac) or (thu sach)) ky nang x ho. hieu ((va cham) OR (va chat)) thuc ban thanh loi cua viet*.