/usr/share/manaplus/data/help/searchnotfound.txt is in manaplus-data 1.8.2.17-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 | <- @@index|<<Back to Index>>@@
##3 === <<Search error>> ===
<<Search string not found.>>
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