T-sql query Help

Hello I have one table which are storing Full Name of the Employee.Now in the group by I am having issue due to varieties of following data.So I need to identify those list from the table which looks simillar

Table: Emp

Column=FullName

AKOLKAR, APARNA
AKOLKAR, APARNA S
AKOLKAV, APARNA
AO, FRANK
AO, FRANK R
ALLISON, ROBERT
ALLISON, ROBERT L

So I want this type of data list from my table.