Perhaps you should try some spelling variations:
"tu sach cha me giai nam phung minh" » "tu sach cha me giai nam phuong binh", "tu sach cha me giai nam phuong linh", "tu sach cha me giai nam phuong dinh", "tu sach cha me giai nam phuong minh", "tu sach cha me giai nam phong minh", "tu sach cha me giai nam nhung minh", "tu sach nha me giai nam phung minh", "tu sach che me giai nam phung minh", "tu sach ha me giai nam phung minh", "tu sach cha me giai nan phung minh", "tu sach cha me gian nam phung minh", "tu sach cha me giai bai phung minh", "thu sach cha me giai nam phung minh", "te sach cha me giai nam phung minh", "tu cach cha me giai nam phung minh", "tu sach cha de giai nam phung minh", "tu sach cha ve giai nam phung minh", "tu sach cha ke giai nam phung minh"
"su sach phat deo gian tao thong tin" » "su sach nha deo gian tao thong tin", "su sach tham deo gian tao thong tin", "su cach pha deo gian tao thong tin", "su sach phat deo gian tao trong tin", "su sach phat deo gian giao thong tin", "su sach phat deo gian toan thong tin", "su sach chat deo gian tao thong tin", "su sach phat dien gian tao thong tin", "su sach nhat de gian tao thong tin", "su sach phat dan gian tao thong tin", "su sach phat don gian tao thong tin", "su sach phat dam gian tao thong tin", "su sach phat deo gian tay thong tin", "su sach phat deo gian tam thong tin", "su sach phat deo gian tho thong tin", "so sach phat deo gian tao thong tin", "vu sach phat deo gian tao thong tin", "su sach phat deo gian tao 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: (("tu sach cha me giai nam phung minh") or ("su sach phat deo gian tao thong tin"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("tu sach cha me giai nam phung minh") OR ("su sach phat deo gian tao thong tin")).
• Removing quotes may allow a broader search: (( tu sach cha me giai nam phung minh ) or ( su sach phat deo gian tao thong tin )).
• Adding a wildcard symbol may retrieve word variants: (("tu sach cha me giai nam phung minh") or ("su sach phat deo gian tao thong tin"))*.