Perhaps you should try some spelling variations:
te sach » toc sach
sach ky » sac ky, sach y, sach ty
hanh de » hanh ve, hanh kem
chuc va » thuc va, thuc vat
phuc va » phuc vu, thuc va, thuc vat
cua tre » cua te, cuu tre, cua triet
hieu ve » hieu va, hieu van
tang ma » mang may, tang van
nang xa » nang x, lang xa, nang ma
de cua » le cua, te cua, dieu cua
ve huu » le huu, vu huu, 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: te sach ky ((nang xa) or (tang ma)) hoi. hieu ve huu ((phuc va) OR (chuc va)) hanh de cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky ((nang xa) OR (tang ma)) hoi. hieu ve huu ((phuc va) OR (chuc va)) hanh de cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky ((nang xa) or (tang ma)) hoi. hieu ve huu ((phuc va) OR (chuc va)) hanh de cua tre*".