Perhaps you should try some spelling variations:
tu sach » thu sach, su sach, te sach
vang xa » lang xa, mang xa, dang xay
hanh di » hanh vi, hanh de, hang di
hieu ve » hieu va, hieu van
sach ly » sach y, sach lo, sach ty
tuc va » thuc va, truc va, tuc xa
di cua » dai cua, doi cua, de cua
ve cua » le cua, de cua, te cua
xuc va » duc va, luc va, xac va
ang xa » lang xa, mang xa, dang xay
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ly ((vang xa) OR (ang xa)) hoi. hieu ve cua ((xuc va) or (tuc va)) hanh di cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ly ((vang xa) OR (ang xa)) hoi. hieu ve cua ((xuc va) OR (tuc va)) hanh di cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ly ((vang xa) OR (ang xa)) hoi. hieu ve cua ((xuc va) or (tuc va)) hanh di cua te".
• Adding a wildcard symbol may retrieve word variants: tu sach ly ((vang xa) OR (ang xa)) hoi. hieu ve cua ((xuc va) or (tuc va)) hanh di cua te*.