filter by form

[a]

Thank you waiting your help
I have continuous form contain 3 combo box in the header
cboemname cbodateofbirth cbo department
and I have this Data
employeename company dateofbirth department
aa ms 21/5/70
1
bb hp 21/5/69
1
ss canon 21/5/70
2
aa ms 21/5/71
1
aa ms 21/5/72
1
aa hp 21/5/73
1
aa ms 21/5/74
1
aa hp 21/5/75
1
aa ms 21/5/76
1
aa hp 21/5/77
1
the question:
use filter by form to give me this result:
employeename ((aa)) and company ms and dateofbirth ((21/5/70))
employeename company dateofbirth department
aa ms 21/5/70
1