Perhaps you should try some spelling variations:
thong minh » thong tin, hoang minh
con thong » cong thong, con hong, cong thuong
nguoi con » nguoi cong, nguoi co, nguoi cor
sach han » sach tham, sach danh, sach nang
giai con » gian con, giai doan, giao cong
huu bach » huu phach, huu hanh, vu bach
bach hat » bach ha, sach phat, cach phat
ke nguoi » le nguoi, ky nguoi, me nguoi
tu sach » thu sach, su sach, te sach
me giai » de giai, ve giai, ke giai
han me » phan mem
hat ke » hat de, hat le, hoat keo

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 han me giai con thong minh ) or ( huu bach hat ke nguoi con thong minh ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tu sach han me giai con thong minh ) OR ( huu bach hat ke nguoi con thong minh )).
• Adding a wildcard symbol may retrieve word variants: (( tu sach han me giai con thong minh ) or ( huu bach hat ke nguoi con thong minh ))*.