Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
thanh te » thanh ve, thanh de, thanh le
kho tang » cao tang
thu sac » thu sach, thu san, thu xac
va cham » va chat, va tham
xuc van » duc van, luc van, vuc van
vu cham » vu kham, tu cham, qua cham
ky tang » ky nang, ky dang, ky trong
cua tre » cua te, cuu tre, cua triet
te cua » tue cua, le cua, de cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sac ((ky tang) or (kho tang)) ha noi. hieu ((vu cham) OR (va cham)) xuc van thanh te cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sac ((ky tang) OR (kho tang)) ha noi. hieu ((vu cham) OR (va cham)) xuc van thanh te cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sac ((ky tang) or (kho tang)) ha noi. hieu ((vu cham) OR (va cham)) xuc van thanh te cua tre".
• Adding a wildcard symbol may retrieve word variants: thu sac ((ky tang) or (kho tang)) ha noi. hieu ((vu cham) OR (va cham)) xuc van thanh te cua tre*.