Perhaps you should try some spelling variations:
tu sach » thu sach, su sach, te sach
nang xa » lang xa, nang ma, mang xa
hanh de » hanh ve
hieu ve » hieu va, hieu van
sach ty » sach y, sach tu, sach thu
cam tuc » cam xuc, cam tu, nam thuc
ve cam » ve cham, ve cac, va cam
tuc va » thuc va, truc va, tuc xa
cua te » cua tu

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: tu sach ty ((nang xa) OR (nang x)) hoi. hieu ve cam tuc va ((hanh de) OR (hanh kem)) cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ty ((nang xa) OR (nang x)) hoi. hieu ve cam tuc va ((hanh de) or (hanh kem)) cua te~".
• Adding a wildcard symbol may retrieve word variants: tu sach ty ((nang xa) OR (nang x)) hoi. hieu ve cam tuc va ((hanh de) or (hanh kem)) cua te*.