Perhaps you should try some spelling variations:
van tuan » van quan, van ban, anh tuan
kho tang » cao tang
thu sac » thu sach, thu san, thu xac
tu cham » toc cham, thi cham
tuan te » tuan le, tuan ts, tuan tu
xuc van » duc van, luc van, vuc van
su cham » su pham, vu 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 ((su cham) OR (tu cham)) xuc van tuan 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 ((su cham) OR (tu cham)) xuc van tuan 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 ((su cham) OR (tu cham)) xuc van tuan te cua tre".
• Adding a wildcard symbol may retrieve word variants: thu sac ((ky tang) or (kho tang)) ha noi. hieu ((su cham) OR (tu cham)) xuc van tuan te cua tre*.