Perhaps you should try some spelling variations:
van chat » cao chat
van tham » van thanh, van tuan, van tai
cua tre » cua te, cua triet, dua tren
danh vi » hanh vi, dinh vi, danh di
va danh » va dinh, va dan, va hanh
vu sach » vu bach, su sach, vu khach
cuu tre » cau tren, cau treo
nang xa » nang x, lang xa, nang ma
sach v » sach va, sach y, sach 2
tuc va » thuc va, truc va, tuc xa
v nang » va nang, vu nang, van nang

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sach v nang xa hoi. hieu ((van tham) or (van chat)) tuc va danh vi ((cua tre) OR (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach v nang xa hoi. hieu ((van tham) OR (van chat)) tuc va danh vi ((cua tre) OR (cuu tre)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach v nang xa hoi. hieu ((van tham) or (van chat)) tuc va danh vi ((cua tre) OR (cuu tre))".
• Adding a wildcard symbol may retrieve word variants: vu sach v nang xa hoi. hieu ((van tham) or (van chat)) tuc va danh vi ((cua tre) OR (cuu tre))*.