Perhaps you should try some spelling variations:
thanh tinh » thanh binh, nhanh tinh, than kinh
thuat sach » thuat lanh, thuat san
kho tang » cao tang
tinh cua » trinh cua, sinh cua, tinh chat
va thanh » gia thanh, ban thanh, va tinh
cua tre » cua te, cuu tre, cua triet
tang xa » trang xa, tang ma, lang xa
luc va » duc va, tuc va, loc va
tu san » thu san, tu ban, tu can
ve cac » va cac, vien cac
ve cam » ve cham, va cam, ve cai

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) or (thuat sach)) kho tang xa hoi. hieu ((ve cam) or (ve cac)) luc va thanh tinh cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu san) OR (thuat sach)) kho tang xa hoi. hieu ((ve cam) OR (ve cac)) luc va thanh tinh cua tre.
• Adding a wildcard symbol may retrieve word variants: ((tu san) or (thuat sach)) kho tang xa hoi. hieu ((ve cam) or (ve cac)) luc va thanh tinh cua tre*.