Perhaps you should try some spelling variations:
chat cuu » chat huu, chat cua, cham cuu
hanh vai » hanh vi, hanh va, hanh tai
hieu sau » hieu suat, tieu su, hieu va
ky sang » ky nang, ky dang, duy sang
vai cua » dai cua, hai cua, lai cua
ky tang » ky nang, ky dang, kho tang
lai hoi » dai hoi, lai hoa, lai roi
hieu su » tieu su, hieu so, hieu suat
ve hanh » ve thanh, ve canh, va hanh
tu sac » tu sach, tu cac, tu san
cua te » cua tu
cuu ve » cuu va

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 sang) or (ky tang)) lai hoi. ((hieu su) OR (hieu sau)) chat cuu ve hanh vai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ((ky sang) OR (ky tang)) lai hoi. ((hieu su) OR (hieu sau)) chat cuu ve hanh vai cua te*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ((ky sang) or (ky tang)) lai hoi. ((hieu su) OR (hieu sau)) chat cuu ve hanh vai cua te*".