Perhaps you should try some spelling variations:
xang cho » sang cho, hang cho, tang cho
hieu van » hieu va, thien van, lieu va
te sach » toc sach
vuc van » duc van, thuc van, chuc van
luu van » cuu van, luan van, luu hanh
luc van » luoc van, duc van, luc va
sach tu » sach thu, cach tu, sach ty
van cac » van hac, van cau, van bac
cho hoc » co hoc, khoa hoc
tu xang » ty xang, tu lang, tu quang
cua cau » cua cac, cua chu, cua cay
vi cua » vai cua, di 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 tu xang cho hoc. hieu van cac ((vuc van) or (((luc van) OR (luu van)))) hanh vi cua cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach tu xang cho hoc. hieu van cac ((vuc van) OR (((luc van) OR (luu van)))) hanh vi cua cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach tu xang cho hoc. hieu van cac ((vuc van) or (((luc van) OR (luu van)))) hanh vi cua cau*".