Perhaps you should try some spelling variations:
"su sach ba me giai can thong minh" » "su sach ba me giai can hoang minh", "su sach ba me giai ban thong minh", "su sach ba me giai van thong minh", "su sach ba me giai chan thuong minh", "su sach ba me giai han thong minh", "su sach ba me giai san thong minh", "su sach ba me giai ca thong minh", "so sach ba me giai can thong minh", "vu sach ba me giai can thong minh", "su sach bai me giai can thong minh", "su sach bac me giai can thong minh", "su sach bao me giai can thong minh", "su sach ba de giai can thong minh", "su sach ba ve giai can thong minh", "su sach ba ke giai can thong minh"
"te sach phat co giai cao thong tin" » "te sach nha co giai cao thong tin", "te sach tham co giai cao thong tin", "te cach pha co giai cao thong tin", "te sach phat co giai cao thuong tin", "te sach phat co giai tao thong tin", "te sach phat co giai cao phong tin", "te sach phat co giai ca thong tin", "te sach phat co giai cac thong tin", "te sach phat co giai bai thong tin", "toc sach phat co giai cao thong tin", "te sach chat co giai cao thong tin", "te sach phan co giai cao thong tin", "te sach phai co giai cao thong tin", "te sach phat cao giai cao thong tin", "te sach phat so giai cao thong tin", "te sach phat ro giai cao thong tin", "te sach phat co giai cao thong tinh"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("su sach ba me giai can thong minh") or ("te sach phat co giai cao thong tin"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("su sach ba me giai can thong minh") OR ("te sach phat co giai cao thong tin")).
• Removing quotes may allow a broader search: (( su sach ba me giai can thong minh ) or ( te sach phat co giai cao thong tin )).
• Adding a wildcard symbol may retrieve word variants: (("su sach ba me giai can thong minh") or ("te sach phat co giai cao thong tin"))*.