Perhaps you should try some spelling variations:
chat cuu » chat huu, chat cua, cham cuu
hieu su » hieu sau, tieu su, hieu so
va hanh » van hanh, va thanh, va danh
ky dang » ky nang, ky danh
vai cua » hai cua, lai cua, bai cua
ky tang » ky nang, kho tang, ky trong
lai hoi » dai hoi, lai hoa, lai roi
su chat » su phat, du chat, so chat
tu sac » tu sach, tu cac, tu san
cuu va » cuu van, cuu ve

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