Perhaps you should try some spelling variations:
thanh ve » hanh ve, thanh va, thanh vien
lang van » dang van, tang van, hoang van
te sach » toc sach
sach ty » sach y, sach tu, sach thu
duc gia » quoc gia
luc gia » luoc gia, quoc gia, duc giao
cua tre » cua te, cuu tre, cua triet
van hoi » van hoa, van hoc, van hoe
ty lang » tay lang, ty xang, ty hang
ve cac » va cac, vien cac
ve cam » ve cham, va cam, ve cai
ve cua » le cua, de cua, te cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ty lang van hoi. hieu ((ve cam) or (ve cac)) ((luc gia) OR (duc gia)) thanh ve cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty lang van hoi. hieu ((ve cam) OR (ve cac)) ((luc gia) OR (duc gia)) thanh ve cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ty lang van hoi. hieu ((ve cam) or (ve cac)) ((luc gia) OR (duc gia)) thanh ve cua tre".
• Adding a wildcard symbol may retrieve word variants: te sach ty lang van hoi. hieu ((ve cam) or (ve cac)) ((luc gia) OR (duc gia)) thanh ve cua tre*.