Perhaps you should try some spelling variations:
cham truc » cau truc, nham thuc, pham thuc
va thanh » gia thanh, ban thanh, va tinh
thanh di » thanh doi, thanh de, thanh do
vu sach » vu bach, su sach, vu khach
nang xa » lang xa, nang ma, mang xa
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
truc va » thuc va, thuc vat, trung va
cua tre » cua te, cuu tre, cua triet
di cua » dai cua, doi 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: vu sach y ((nang xa) or (nang x)) hoi. hieu ve cham truc va thanh di cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach y ((nang xa) OR (nang x)) hoi. hieu ve cham truc va thanh di cua tre.
• Adding a wildcard symbol may retrieve word variants: vu sach y ((nang xa) or (nang x)) hoi. hieu ve cham truc va thanh di cua tre*.