Perhaps you should try some spelling variations:
thieu nien » thien nhien
lang van » dang van, tang van, hoang van
nien cac » vien cac, dien cac, bien cac
ve triet » va trien, su triet
tu sach » thu sach, su sach, te sach
lang xa » lang ha, dang xay
cac xuc » cam xuc, cac nuoc, chat xuc
va hanh » van hanh, va thanh, va danh
hanh ve » hanh vi, hanh va, hanh kem
xuc va » duc va, tuc va, luc va
ve ve » de ve, va ve, ke ve

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach y ((lang xa) or (lang van)) hoi. thieu nien cac xuc va hanh ve ve triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y ((lang xa) OR (lang van)) hoi. thieu nien cac xuc va hanh ve ve triet.
• Adding a wildcard symbol may retrieve word variants: tu sach y ((lang xa) or (lang van)) hoi. thieu nien cac xuc va hanh ve ve triet*.