Perhaps you should try some spelling variations:
"su sach cha me gia cong phuong tien" » "su sach cha me gia cong phuong trinh", "su sach cha me gia cong thuong tien", "su sach cha me gia cong huong tien", "su sach cha me gia dong phuong tien", "su sach nha me gia cong phuong tien", "su sach che me gia cong phuong tien", "su sach ha me gia cong phuong tien", "su sach cha me cua cong phuong tien", "su sach cha me va cong phuong tien", "so sach cha me gia cong phuong tien", "vu sach cha me gia cong phuong tien", "su sach cha me giai cong phuong tien", "su sach cha de gia cong phuong tien", "su sach cha he gia cong phuong tien"
"su sach ba me gioi tinh hung manh" » "su sach ba me hoi tinh hung manh", "su sach ba me gia tinh hung manh", "su sach ba me luoi tinh hung manh", "su sach ba me gioi tinh huong manh", "su sach ba me gioi vinh hung manh", "su sach ba me gioi dinh hung manh", "su sach ba me gioi tinh nhung manh", "su sach ba me gioi tinh hung anh", "su sach ba me gioi tinh tung manh", "so sach ba me gioi tinh hung manh", "vu sach ba me gioi tinh hung manh", "su sach bai me gioi tinh hung manh", "su sach bac me gioi tinh hung manh", "su sach bao me gioi tinh hung manh", "su sach ba me giai tinh hung manh", "su sach ba ve gioi tinh hung manh", "su sach ba me nguoi tinh hung manh"

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 gioi tinh hung manh") or ("su sach cha me gia cong phuong tien"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("su sach ba me gioi tinh hung manh") OR ("su sach cha me gia cong phuong tien")).
• Removing quotes may allow a broader search: (( su sach ba me gioi tinh hung manh ) or ( su sach cha me gia cong phuong tien )).
• Adding a wildcard symbol may retrieve word variants: (("su sach ba me gioi tinh hung manh") or ("su sach cha me gia cong phuong tien"))*.