Perhaps you should try some spelling variations:
cuu tre » cau tren, cau treo
cua tre » cua te, cua triet, dua tren
hieu va » lieu va, hieu qua
va hanh » van hanh, va thanh, va danh
va dan » ca dan, va dao, va dau
te sac » te sach, te cac, te san
sac ky » cac ky, sai ky
va cam » va cham, va cac, va cao
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 sac ky nang x hoi. hieu va cam xuc ((va hanh) or (va dan)) vi ((cua tre) OR (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky nang x hoi. hieu va cam xuc ((va hanh) OR (va dan)) vi ((cua tre) OR (cuu tre)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sac ky nang x hoi. hieu va cam xuc ((va hanh) or (va dan)) vi ((cua tre) OR (cuu tre))".
• Adding a wildcard symbol may retrieve word variants: te sac ky nang x hoi. hieu va cam xuc ((va hanh) or (va dan)) vi ((cua tre) OR (cuu tre))*.