Perhaps you should try some spelling variations:
"so sach nhan ly nguoi cong phong tien" » "so sach nhan ly nguoi muong phong tien", "so sach nhan ly nguoi thong phong tien", "so sach nhan ly nguoi nung phong tien", "so sach nhan ly nguoi chong phong tien", "so sach nhan ly nguoi cong phuong tien", "so sach nhan ly nguoi hong phong tien", "so sach nhan ly nguoi cong phong kien", "so sach nhan ly nguoi cong phong dien", "so sach nha ly nguoi cong phong tien", "so sach han ly nguoi cong phong tien", "so sach ngan ly nguoi cong phong tien", "so sach nhan tay nguoi cong phong tien", "so sach nhan lam nguoi cong phong tien", "so sach nhan loi nguoi cong phong tien", "so sanh nhan ly nguoi cong phong tien", "bo sach nhan ly nguoi cong phong tien", "co sach nhan ly nguoi cong phong tien", "so sach nhan y nguoi cong phong tien", "so sach nhan ky nguoi cong phong tien"
"so sach ha le nguoi cong huong tiep" » "so sach ha le nguoi muong huong tiep", "so sach ha le nguoi thong huong tiep", "so sach ha le nguoi nung huong tiep", "so sach ha le nguoi cong thuong tiep", "so sach ha le nguoi cong luong tiep", "so sach ha le nguoi cong hung tiep", "so sach ha le nguoi cong phuong tien", "so sach ha le nguoi cong duong tien", "so sach ha le nguoi cong huong nghiep", "so sach ha lam nguoi cong huong tiep", "so sach ha den nguoi cong huong tiep", "so sach ha loi nguoi cong huong tiep", "so sanh ha le nguoi cong huong tiep", "bo sach ha le nguoi cong huong tiep", "co sach ha le nguoi cong huong tiep", "so sach nha le nguoi cong huong tiep", "so sach han le nguoi cong huong tiep", "so sach xa le nguoi cong huong tiep", "so sach va le nguoi cong huong tiep"

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: (("so sach nhan ly nguoi cong phong tien") or ("so sach ha le nguoi cong huong tiep"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("so sach nhan ly nguoi cong phong tien") OR ("so sach ha le nguoi cong huong tiep")).
• Removing quotes may allow a broader search: (( so sach nhan ly nguoi cong phong tien ) or ( so sach ha le nguoi cong huong tiep )).
• Adding a wildcard symbol may retrieve word variants: (("so sach nhan ly nguoi cong phong tien") or ("so sach ha le nguoi cong huong tiep"))*.