Perhaps you should try some spelling variations:
ban hanh » ban hang
chat cuc » chat cua, chat xuc, nhat cua
hieu va » lieu va, hieu qua
chi cuc » thi cuc
ky dang » ky nang, ky danh
mai hoi » mai khoi, dai hoi, mai doi
lai hoi » dai hoi, lai hoa, lai roi
vi cua » vai cua, di cua
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
cua te » cua tu

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 dang ((mai hoi) OR (lai hoi)). hieu va ((chat cuc) or (chi cuc)) ban hanh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky dang ((mai hoi) OR (lai hoi)). hieu va ((chat cuc) OR (chi cuc)) ban hanh vi cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky dang ((mai hoi) OR (lai hoi)). hieu va ((chat cuc) or (chi cuc)) ban hanh vi cua te".
• Adding a wildcard symbol may retrieve word variants: tu sac ky dang ((mai hoi) OR (lai hoi)). hieu va ((chat cuc) or (chi cuc)) ban hanh vi cua te*.