Perhaps you should try some spelling variations:
chat luan » chat lua, chat luong, chat quang
hanh vai » hanh vi, hanh va, hanh tai
lai roi » loi roi
hieu su » hieu sau, tieu su, hieu so
vai cua » dai cua, hai cua, lai cua
va hanh » van hanh, va thanh, va danh
lai hoi » dai hoi, lai hoa, mai hoi
luan va » luan van, luat va
su chat » su phat, du chat, so chat
tu sac » tu sach, tu cac, tu bac
tu san » thu san, tu ban, tu can
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) or (tu san)) ky nang ((lai hoi) or (lai roi)). hieu su chat luan va hanh vai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sac) OR (tu san)) ky nang ((lai hoi) OR (lai roi)). hieu su chat luan va hanh vai cua te.
• Adding a wildcard symbol may retrieve word variants: ((tu sac) or (tu san)) ky nang ((lai hoi) or (lai roi)). hieu su chat luan va hanh vai cua te*.