Perhaps you should try some spelling variations:
thanh ve » hanh ve, thanh va, thanh vien
thanh le » thinh le, thanh de, thanh liem
te sach » toc sach
sach ky » sac ky, sach y, sach ty
luc van » luoc van, luu van, duc van
cam luc » cam xuc, cau luc
nang xa » lang xa, nang ma, mang xa
hieu ve » hieu va, hieu van
cua tre » cua te, cuu tre, cua triet
ve cam » ve cham, ve cac, va cam

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 ky ((nang xa) OR (nang x)) hoi. hieu ve cam luc van ((thanh le) or (thanh ve)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky ((nang xa) OR (nang x)) hoi. hieu ve cam luc van ((thanh le) OR (thanh ve)) cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky ((nang xa) OR (nang x)) hoi. hieu ve cam luc van ((thanh le) or (thanh ve)) cua tre".
• Adding a wildcard symbol may retrieve word variants: te sach ky ((nang xa) OR (nang x)) hoi. hieu ve cam luc van ((thanh le) or (thanh ve)) cua tre*.