Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
chua tivi » chua tinh, chua tri
va chua » vua chua, ca chua, va chu
va tinh » may tinh
vu sach » vu bach, su sach, vu khach
cac luc » cau luc, coc luc, cac nuoc
hieu ve » hieu va, hieu van
van hoi » van hoa, van hoc, van hoe
ky dang » ky nang, ky danh
ky lang » ky nang, ky tang, tay lang
ve cac » va cac, vien cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sach ((ky lang) OR (ky dang)) van hoi. hieu ve cac luc ((ban thanh) or (va tinh)) va chua tivi~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ((ky lang) OR (ky dang)) van hoi. hieu ve cac luc ((ban thanh) OR (va tinh)) va chua tivi*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach ((ky lang) OR (ky dang)) van hoi. hieu ve cac luc ((ban thanh) or (va tinh)) va chua tivi*".