Perhaps you should try some spelling variations:
cua tre » cua te, cuu tre, cua triet
va hanh » van hanh, va thanh, va danh
hieu va » lieu va, hieu qua
cac xuc » cam xuc, cac nuoc, chat xuc
sac ky » cac ky
va dan » ca dan, va dao, va dau
vi cua » vai cua, di cua
x hoi » xa hoi, o hoi, x ho

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

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