Perhaps you should try some spelling variations:
bach luan » sach luan, bach xuan, hoach luan
hien bach » vien bach, thien hach, hien hanh
bieu hien » dieu hien, dieu khien, bien phien
su sach » so sach, vu sach
va hang » van hang, va nang, va lang
luan va » luan van, luat va
lang xa » lang ha, dang xay, lang van
nang xa » nang x, nang ma, mang xa
te sach » toc sach
cuu tre » cua tre, cau tren, cau treo
va cuu » va cau, va chu, va huu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((su sach) or (te sach)) ky ((nang xa) OR (lang xa)) hoi. bieu hien bach luan va hang va cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (te sach)) ky ((nang xa) OR (lang xa)) hoi. bieu hien bach luan va hang va cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((su sach) or (te sach)) ky ((nang xa) OR (lang xa)) hoi. bieu hien bach luan va hang va cuu tre".
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (te sach)) ky ((nang xa) OR (lang xa)) hoi. bieu hien bach luan va hang va cuu tre*.