Attendance search field by emp_name

in my employee doctype .
employee : “test1”
name : 15

employee : “test 2”
name : “test 2”

in attendance list , filter named “Employee” in standard filter .
i can not reach test1 in standard filter when i enter test1 but when i enter 15 it shows up .

how can i make user appear when enter his name in “employee” filter

Employee → Customize Form

Add the necessary field in search field, it will appear every standard search and link field.