how to set variable in batchfile

I want to move files according to folder names. 1.Some folder names have been written in b2.txt.In my b2.txt,every line contains one or two or three words ,connected by space or "-".Like this: transfer print anti-foamer insect fibre reinforced plastic 2.My files is in "E:\JP-XIN\". 3.In E disk,there must existed one(only one) folder name containing one line in b2.txt. My question is how to set exactly every line in b2.txt as variable. In follow code,"%%k" is file name gotten by searching,"%%l" is path to the folder gotten by searching.The code worked not accurately. @echo off setlocal ENABLEDELAYEDEXPANSION for /f "delims=" %%a in (b2.txt) do ( set VAR=%%a for /f "delims=" %%k in ('dir /s/b/a-d E:\JP-XIN\*.pdf E:\JP-XIN\*.txt ^| findstr /i /c:"!VAR!"') do ( for /f "delims=" %%l in ('dir /s/b/a:d-h E:\ ^| findstr /i /c:"!VAR!"') do ( if not "%%l"=="" move "%%k" "%%~fsl" ))) pause

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