jadych

@echo off&setlocal enabledelayedexpansion
set "var=abHJ      dfsKHK    aB"&echo !var!
for /f "delims=  tokens=1-3" %%i in ("%var%") do (
set "x=%%i%%j%%k"
set "x=!x:abHJ=ABhj!"
set "x=!x:dfsKHK=DFSkhk!"
set "x=!x: aB= Ab!"
echo !x!
)
pause>nul
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