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

Member in Use

While trying to open any member in a PDS, we sometimes come across
"member in use" message. In that situation, if you want to know who is using the member
currently, press F1 twice.

SAREA

To know about TSO Region that you are currently working in, Issue SAREA in command line

ISPF STATISTICS Pop-up window will show you the region( and other info too)

ISPF TIP #002

Usually the PDS or PS bears the ID of the creator or the ID of the person who modified it
recently. You can change these ID values without leaving trace of one’s own ID

In the command area against the member name or PS name, by giving ‘G’.
Dialog box will pop up allowing you to change the ID values.