Perhaps you should try some spelling variations:
dang lai » dang loai, dang hai, dung lai
vu chao » vu cao, vu cham, vu cho
va hanh » van hanh, va thanh, va danh
ky dang » ky nang, ky danh
lai hoi » dai hoi, lai hoa, lai roi
vu chat » va chat, ve chat, du chat
vi cua » vai cua, di cua
tu san » thu san, tu can, vu san
tu ban » thu ban, te ban
cua tu » cua tuc, cua su, cua cu

You may be able to get more results by adjusting your search query.

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