Perhaps you should try some spelling variations:
ban hanh » ban hang
va cham » va chat, va tham
cuc ban » cua ban, cac ban, cuu ban
de cua » le cua, te cua, dieu cua
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
va cam » va cac, va cao, va cai
d cua » do cua, da cua, di cua
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: tu sac ky nang x hoi. hieu ((va cam) or (va cham)) cuc ban hanh ((d cua) OR (de cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang x hoi. hieu ((va cam) OR (va cham)) cuc ban hanh ((d cua) OR (de cua)) te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky nang x hoi. hieu ((va cam) or (va cham)) cuc ban hanh ((d cua) OR (de cua)) te".
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang x hoi. hieu ((va cam) or (va cham)) cuc ban hanh ((d cua) OR (de cua)) te*.