diff --git a/nvim/spell/de.utf-8.add b/nvim/spell/de.utf-8.add
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+++ b/nvim/spell/de.utf-8.add
@@ -0,0 +1,3 @@
+Spektralmethoden
+FFT
+Simpson
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diff --git a/nvim/spell/de.utf-8.sug b/nvim/spell/de.utf-8.sug
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