Perhaps you should try some spelling variations:
va tham » van tham, va cham, va thanh
tham oc » tham nuoc, cham soc, tham hoa
cuu tre » cau tren, cau treo
cua tre » cua te, cua triet, dua tren
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
oc van » hoc van, luoc van, quoc van
anh vi » hanh vi, anh va, anh vu
anh ve » hanh ve, anh va, anh viet
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: tu sac ky nang x hoi. lieu va tham oc van ((anh vi) or (anh ve)) ((cuu tre) or (cua tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang x hoi. lieu va tham oc van ((anh vi) OR (anh ve)) ((cuu tre) OR (cua tre)).
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang x hoi. lieu va tham oc van ((anh vi) or (anh ve)) ((cuu tre) or (cua tre))*.