Perhaps you should try some spelling variations:
thong minh » thong tin, hoang minh
con thong » cong thong, con hong, cong thuong
giai con » giai doan, giao cong, gia cong
gian con » gian cuon, gian co, gian don
tu sach » thu sach, su sach, tu cach
te sach » toc sach
me giai » de giai, ve giai, ke giai
mo gian » mo giao, don gian, toi gian
so cac » sao cac, so cap, o cac
bai mo » bai so

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) OR (te sach)) ba me giai con thong minh ) or ( so cac bai mo gian con thong minh ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( ((tu sach) OR (te sach)) ba me giai con thong minh ) OR ( so cac bai mo gian con thong minh ))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( ((tu sach) OR (te sach)) ba me giai con thong minh ) or ( so cac bai mo gian con thong minh ))*".