Perhaps you should try some spelling variations:
lang van » dang van, tang van, hoang van
te sach » toc sach
sach ty » sach y, sach tu, sach thu
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
cac duc » cac du, cao duc, cac dac
va tinh » may tinh
tinh vi » trinh vi, tinh voi, tinh va
cua tre » cua te, cuu tre, cua triet
ve cac » va cac, vien cac
vi cua » vai cua, di cua

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ty ((nang xa) OR (lang van)) hoi. hieu ve cac duc va tinh vi cua tre~".
• Adding a wildcard symbol may retrieve word variants: te sach ty ((nang xa) OR (lang van)) hoi. hieu ve cac duc va tinh vi cua tre*.