Perhaps you should try some spelling variations:
hieu hien » bieu hien, dieu hien, chieu chien
hien cac » thien cac, vien cac, hieu cac
su sach » vu sach
so sach » so sanh, bo sach, co sach
lap cua » lai cua, tap cua, ap cua
lam cua » nam cua, lam chat
cac lo » cac lop, cac co, cac bo
lo gia » ho gia, co gia, do gia
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((su sach) OR (so sach)) ky nang x hoi. hieu hien cac lo gia thanh ((lap cua) or (lam cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (so sach)) ky nang x hoi. hieu hien cac lo gia thanh ((lap cua) OR (lam cua)) te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((su sach) OR (so sach)) ky nang x hoi. hieu hien cac lo gia thanh ((lap cua) or (lam cua)) te".
• Adding a wildcard symbol may retrieve word variants: ((su sach) OR (so sach)) ky nang x hoi. hieu hien cac lo gia thanh ((lap cua) or (lam cua)) te*.