Here I am sharing the procedure more-over its a trick to get all the t-codes from a Role.
To find all tcode for role along with the tcode that are present in the tcd field.. goto se16 enter agr_1251 and click on data browser button
enter the role name in agr_name field and enter tcd in FIELD field
Then click on execute button or press F8 to execute and you will see the list of tcodes for that role
Gagan Deep Kaushal