Perhaps you should try some spelling variations:
hanh tai » thanh tai, hang tai, han tai
ky dang » ky nang
ky danh » ky anh
van dam » van nam, van dao, van dau
va hanh » van hanh, va thanh, va danh
tai cua » thai cua, tai cuc, tri cua
cua tre » cua te, cuu tre, cua triet
te sac » te sach, te cac, te san
van ha » van hoa, van chat, van hanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sac ((ky dang) OR (ky danh)) ma hoa. hieu ((van dam) or (van ha)) duc va hanh tai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ((ky dang) OR (ky danh)) ma hoa. hieu ((van dam) OR (van ha)) duc va hanh tai cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sac ((ky dang) OR (ky danh)) ma hoa. hieu ((van dam) or (van ha)) duc va hanh tai cua tre".
• Adding a wildcard symbol may retrieve word variants: te sac ((ky dang) OR (ky danh)) ma hoa. hieu ((van dam) or (van ha)) duc va hanh tai cua tre*.