Perhaps you should try some spelling variations:
phong tin » phong tinh, thong tin, phuong tien
gian con » gian cuon, gian co, gian don
con cong » cong cong, con cuong, bon cong
cong tin » cong tinh, cong tan, dong tin
sach cha » sach nha, sach che, sach ha
tu sach » thu sach, su sach, te sach
me gioi » me giai, ve gioi, me nguoi
o phong » mo phong, so phuong, voi phong
che ve » che va, che vi, che viet
gioi o » gioi co, gioi _, gioi bon

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( tu sach ((che ve) OR (chep ve)) gian con cong tin ) or ( tu sach cha me gioi o phong tin ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tu sach ((che ve) OR (chep ve)) gian con cong tin ) OR ( tu sach cha me gioi o phong tin ))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( tu sach ((che ve) OR (chep ve)) gian con cong tin ) or ( tu sach cha me gioi o phong tin ))*".