Perhaps you should try some spelling variations:
gianh lai » gian lan
sach dao » lanh dao
va gianh » va gian, van giang, va giai
sach kho » bach khoa, sach nha, sach kem
lai cua » dai cua, hai cua, lai chau
cac duc » cac du, cao duc, cac dac
hieu ve » hieu va, hieu van
lang ha » long ha
lang xa » dang xay, lang van
ve cac » va cac, vien cac
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: te ((sach kho) or (sach dao)) ((lang xa) OR (lang ha)) hoi. hieu ve cac duc va gianh lai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((sach kho) OR (sach dao)) ((lang xa) OR (lang ha)) hoi. hieu ve cac duc va gianh lai cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te ((sach kho) or (sach dao)) ((lang xa) OR (lang ha)) hoi. hieu ve cac duc va gianh lai cua te".
• Adding a wildcard symbol may retrieve word variants: te ((sach kho) or (sach dao)) ((lang xa) OR (lang ha)) hoi. hieu ve cac duc va gianh lai cua te*.