Perhaps you should try some spelling variations:
tong minh » thong minh, trong minh, song minh
sach cba » sach cua, sach nha, sach bai
can tong » han tong, ban tong, can song
sach han » sach tham, sach danh, sach nang
dan dong » van dong, dan dung, dao dong
can dong » van dong, cao dong, cau dong
giai can » giai han, giai san, giai ca
su sach » so sach, vu sach
me giai » de giai, ve giai, ke giai
te sach » toc sach
han me » phan mem
cba me » cha me, ba me, ca me

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( te sach cba me giai ((can dong) or (dan dong)) minh ) or ( su sach han me giai can tong minh ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( te sach cba me giai ((can dong) OR (dan dong)) minh ) OR ( su sach han me giai can tong minh )).
• Adding a wildcard symbol may retrieve word variants: (( te sach cba me giai ((can dong) or (dan dong)) minh ) or ( su sach han me giai can tong minh ))*.