Perhaps you should try some spelling variations:
"toc sach che ke giai doan phuong tien" » "toc sach che ke giai doan phuong trinh", "hoc sach che ke giai doan phuong tien", "doc sach che ke giai doan phuong tien", "thuoc sach che ke giai doan phuong tien", "toc sach thue ke giai doan phuong tien", "toc sach nha ke giai doan phuong tien", "toc sach cap ke giai doan phuong tien", "toc sach che kem giai doan phuong tien", "toc sach che de giai doan phuong tien", "toc sach che ke giao doan phuong tien", "toc sach cho ke giai doan phuong tien", "toc sach chieu ke giai doan phuong tien", "toc sach che ke giai doanh phuong tien", "toc sach che ke giai dan phuong tien", "toc sach che ke giai toan phuong tien"
"te sach xa me gioi binh trong tan" » "te sach xa me gioi dinh trong tan", "te sach xa me gioi sinh trong tan", "te sach xa me gioi chinh trong tan", "te sach xa me gioi tinh trong tan", "te sach xa me nguoi binh trong tan", "te sach xa me gia binh trong tan", "te sach xa me gioi binh trong quan", "te sach xa me gioi binh trong cac", "te sach xa me gioi binh trong ca", "te sach dao me gioi binh trong tan", "te sach nha me gioi binh trong tan", "te sach bai me gioi binh trong tan", "te sach xa me giai binh trong tan", "te sach xa ve gioi binh trong tan", "te sach ba me gioi binh trong tan", "te sach ca me gioi binh trong tan"

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: (("te sach xa me gioi binh trong tan") or ("toc sach che ke giai doan phuong tien"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("te sach xa me gioi binh trong tan") OR ("toc sach che ke giai doan phuong tien")).
• Removing quotes may allow a broader search: (( te sach xa me gioi binh trong tan ) or ( toc sach che ke giai doan phuong tien )).
• Adding a wildcard symbol may retrieve word variants: (("te sach xa me gioi binh trong tan") or ("toc sach che ke giai doan phuong tien"))*.