Perhaps you should try some spelling variations:
ky tang » ky nang, ky dang, kho tang
tang xa » trang xa, tang ma, lang xa
ve cham » va cham, ve chat, ve chim
vu cham » va cham, vu kham, tu cham
va danh » va dinh, va dan, va hanh
danh vi » hanh vi, dinh vi, danh di
cua tre » cua te, cuu tre, cua triet
tu san » thu san, tu ban, tu can
san ky » sang ky, van ky, dan ky
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu san ky tang xa hoi. hieu ((ve cham) or (vu cham)) hoc va danh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu san ky tang xa hoi. hieu ((ve cham) OR (vu cham)) hoc va danh vi cua tre.
• Adding a wildcard symbol may retrieve word variants: tu san ky tang xa hoi. hieu ((ve cham) or (vu cham)) hoc va danh vi cua tre*.