Perhaps you should try some spelling variations:
cong minh » cong vinh, cong tinh, song minh
sach tham » sach nha
hong minh » hoang minh, thong minh, khong minh
bon cong » bo cong, ban cong, bot cong
giai con » gian con, giai doan, giao cong
con hong » con song, cong thong, cong khong
tu sach » thu sach, su sach, te sach
me gioi » me giai, me nguoi, moi gioi
ve gioi » ve giai, vien gioi, van gioi
tham va » pham va, thai va, than va

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 tham ((me gioi) OR (ve gioi)) bon cong minh ) or ( tu sach tham va giai con hong minh ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tu sach tham ((me gioi) OR (ve gioi)) bon cong minh ) OR ( tu sach tham va giai con hong minh )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( tu sach tham ((me gioi) OR (ve gioi)) bon cong minh ) or ( tu sach tham va giai con hong minh ))".
• Adding a wildcard symbol may retrieve word variants: (( tu sach tham ((me gioi) OR (ve gioi)) bon cong minh ) or ( tu sach tham va giai con hong minh ))*.