Perhaps you should try some spelling variations:
"nguyen xuan trinh thue" » "nguyen van trinh thue", "nguyen qua trinh thue", "nguyen xuan dinh thue", "nguyen xuan kinh thue", "nguyen xuan trinh thuc", "nguyen xuan tinh thue", "nguyen xuan trinh thuy"
"nguyen thi kich khuc" » "nguyen thi kich thuoc", "nguyen thi lich thuc", "nguyen thi tinh khuc", "nguyen thi bich khuc", "nguyen hi kich khuc", "nguyen thi kinh khuc"
"nguyen thi minh khue" » "nguyen chi minh khue", "nguyen thi hanh khue", "nguyen thi bich khue"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (("nguyen xuan trinh thue") OR ((("nguyen thi minh khue") OR ("nguyen thi kich khuc"))))~.
• Removing quotes may allow a broader search: (( nguyen xuan trinh thue ) or ((( nguyen thi minh khue ) or ( nguyen thi kich khuc ))))~.
• Adding a wildcard symbol may retrieve word variants: (("nguyen xuan trinh thue") or ((("nguyen thi minh khue") or ("nguyen thi kich khuc"))))*.