Perhaps you should try some spelling variations:
thanh di » thanh doi, thanh de, thanh do
truc van » truc va, thuc van, truc ban
su sach » so sach, vu sach
sach ty » sach y, sach tu, sach thu
cuu tre » cua tre, cau tren, cau treo
nang ma » tang ma, sang ma, nang cao
nang xa » nang x, lang xa, mang xa
tuc va » thuc va, truc va, tuc xa
di cuu » di cau, di cua, dinh cuu
va dau » va dao

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

• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ty ((nang xa) OR (nang ma)) hoi. lieu va dau ((tuc va) OR (truc van)) thanh di cuu tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ty ((nang xa) OR (nang ma)) hoi. lieu va dau ((tuc va) or (truc van)) thanh di cuu tre~".
• Adding a wildcard symbol may retrieve word variants: su sach ty ((nang xa) OR (nang ma)) hoi. lieu va dau ((tuc va) or (truc van)) thanh di cuu tre*.