Perhaps you should try some spelling variations:
thu sach » thuat sach, thuoc sach, thu hoach
gian cua » gian xu, ban cua
van anh » van thanh, tuan anh, van minh
tu sach » su sach, te sach, tu cach
hieu ve » hieu va, hieu van
via cua » gia cua, giau cua, rija cua
ve cac » va cac, vien cac
lo van » le van, vo van, so van
cac lo » cac lop, cac co, cac bo
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: ((thu sach) OR (tu sach)) ky nang x hoi. hieu ve cac lo van anh ((via cua) or (gian cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thu sach) OR (tu sach)) ky nang x hoi. hieu ve cac lo van anh ((via cua) OR (gian cua)) te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((thu sach) OR (tu sach)) ky nang x hoi. hieu ve cac lo van anh ((via cua) or (gian cua)) te".
• Adding a wildcard symbol may retrieve word variants: ((thu sach) OR (tu sach)) ky nang x hoi. hieu ve cac lo van anh ((via cua) or (gian cua)) te*.