Perhaps you should try some spelling variations:
hang tai » hang va, dung tai
xu phat » tu phat, cuu phat
va hanh » van hanh, va thanh, va danh
ky hang » ky nang, ly hang, ky dang
tai hoi » tai khoi, dai hoi, tai hai
su phat » su pham, tu phat, cuu phat
vi cua » vai cua, di cua
xuc va » duc va, tuc va, luc va
tu san » thu san, tu ban, vu san
tu can » tu ban, tu cac, thu canh
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 san) or (tu can)) ky hang tai hoi. hieu ((su phat) OR (xu phat)) xuc va hanh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu san) OR (tu can)) ky hang tai hoi. hieu ((su phat) OR (xu phat)) xuc va hanh vi cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu san) or (tu can)) ky hang tai hoi. hieu ((su phat) OR (xu phat)) xuc va hanh vi cua te".
• Adding a wildcard symbol may retrieve word variants: ((tu san) or (tu can)) ky hang tai hoi. hieu ((su phat) OR (xu phat)) xuc va hanh vi cua te*.