Combining different data flows and create .txt file by sorting output

Clash Royale CLAN TAG#URR8PPPCombining different data flows and create .txt file by sorting output
I have a requirement. I am trying to combining several data flows with Talend in order to create a .txt file. In my case the input flows are DB tables. I am able to create the output file "prova.txt", but in this file some fields of 2nd and 3rd tables are missing and I don't know why. Below, my job:

Components tHashOutput_2, tHashOutput_3, tHashInput_1 are linked to tHashOutput_1.
Am I doing something wrong? Does anyone could help me?
Thank you in advance!
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