Perhaps you should try some spelling variations:
ban manh » ban hanh, van manh, ban mach
vu sach » vu bach, su sach, vu khach
ky dang » ky nang
ky danh » ky anh
xay hoi » xa hoi, tay hoi, cay phoi
hieu ve » hieu va, hieu van
xuc ban » duc ban, cuc ban, quoc ban
hai cua » thai cua, hoi cua, lai cua
ve cam » ve cham, ve cac, va cam

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

• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ((ky dang) OR (ky danh)) xay hoi. hieu ve cam xuc ban manh ((hai cua) OR (dai cua)) tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach ((ky dang) or (ky danh)) xay hoi. hieu ve cam xuc ban manh ((hai cua) OR (dai cua)) tre~".
• Adding a wildcard symbol may retrieve word variants: vu sach ((ky dang) or (ky danh)) xay hoi. hieu ve cam xuc ban manh ((hai cua) OR (dai cua)) tre*.