Search members by middle string in a given PDS

Use ISPF 4.12 option to search for members in a PDS by the middle string of the members.
Consider this situation .

I have a PDS and I want to search it for member only by middle string of the members.
e.g. there are some members like BESTJCL1,RESTJCL2,PESTCBL1, BESTCBL2,
WESTCBL3,TESTASM1,BESTASM2...etc
I want to find members which have CBL in them.

Use ISPF 4.12 option.
Specify the dataset to be searched and the pattern of the string.
Specify the LANG type as COB
And select the browse option.

To search a member in a set of PDS list
In 3.4 , first list all datasets that you would liike to search
Use Command "M "in the command line