Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
danh lai » danh sai, gianh lai, dinh lam
nam duoc » nam thuoc, da duoc, dat duoc
sang tai » hang tai, sang tao, tang tai
lai cua » dai cua, hai cua, lai chau
va danh » va dinh, va dan, va hanh
cua tre » cua te, cuu tre, cua triet
tai hoi » tai khoi, dai hoi, tai hai
ky sang » ky nang, ky dang, ky tang
te sach » toc sach
te sac » te cac, te san

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) OR (te sach)) ky sang tai hoi. hieu van ((nam duoc) or (cam xuc)) va danh lai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sac) OR (te sach)) ky sang tai hoi. hieu van ((nam duoc) OR (cam xuc)) va danh lai cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((te sac) OR (te sach)) ky sang tai hoi. hieu van ((nam duoc) or (cam xuc)) va danh lai cua tre".
• Adding a wildcard symbol may retrieve word variants: ((te sac) OR (te sach)) ky sang tai hoi. hieu van ((nam duoc) or (cam xuc)) va danh lai cua tre*.