Perhaps you should try some spelling variations:
nguoi biet » nguoi viet, nguoi chet, nguoi binh
sach nhat » sach nha, sach phat, sach tham
nuoc biet » nuoc viet, quoc viet, duoc bien
nghia cua » nghiep cua, nghia xa, nghia duy
nhung bo » nhung bi, nhung bai, nhung don
vu sach » vu bach, su sach, vu khach
bo doi » bo di, bo noi, co doi
doi vi » doi voi, doi vai, doi va

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach nhat ((nuoc biet) OR (nguoi biet)) nghia cua ets : nhung bo doi vi đai~".
• Adding a wildcard symbol may retrieve word variants: vu sach nhat ((nuoc biet) OR (nguoi biet)) nghia cua ets : nhung bo doi vi đai*.