Perhaps you should try some spelling variations:
chat xuc » chat huu, cam xuc, chao xu
van chat » cao chat
thai cua » than cua, tai cuc, tri cua
hieu van » hieu va, thien van, lieu va
va danh » va dinh, va dan, dia danh
va hanh » van hanh, va thanh, ban hanh
cua tre » cua te, cuu tre, cua triet
nang xa » nang x, lang xa, nang ma
sac ky » cac ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: su ((sac ky) OR (sai ky)) nang xa hoi. hieu van chat xuc ((va hanh) or (va danh)) thai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su ((sac ky) OR (sai ky)) nang xa hoi. hieu van chat xuc ((va hanh) OR (va danh)) thai cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su ((sac ky) OR (sai ky)) nang xa hoi. hieu van chat xuc ((va hanh) or (va danh)) thai cua tre".
• Adding a wildcard symbol may retrieve word variants: su ((sac ky) OR (sai ky)) nang xa hoi. hieu van chat xuc ((va hanh) or (va danh)) thai cua tre*.