Perhaps you should try some spelling variations:
kho tang » cao tang
cac kho » cac khoi, cac khoa, cac khu
tang xa » trang xa, tang ma, lang xa
va cham » va chat, va tham
va dung » van dung, va duong, vat dung
tai cua » thai cua, tai cuc, tri cua
cua tre » cua te, cuu tre, cua triet
va cam » va cao, va cai, va cau
tuc va » thuc va, truc va, tuc xa

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu cac kho tang xa hoi. hieu ((((va cam) or (va cac))) or (va cham)) tuc va dung tai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cac kho tang xa hoi. hieu ((((va cam) OR (va cac))) OR (va cham)) tuc va dung tai cua tre.
• Adding a wildcard symbol may retrieve word variants: tu cac kho tang xa hoi. hieu ((((va cam) or (va cac))) or (va cham)) tuc va dung tai cua tre*.