I see it too. Searching for 'PaperCrop' from 'https://www.mobileread.com/forums/showthread.php?t=
31677'
GETs
https://www.mobileread.com/forums/gc...1614j456542j11
which returns
"Unauthorized access to internal API. Please refer to https://support.google.com/customsearch/answer/4542055"
Searching for 'papercrop' (all lowercase) also fails. However, searching for 'PaperCrop' from 'https://www.mobileread.com/forums/showthread.php?t=
310427'
POSTs
do=process
showposts=0
childforums=1
securitytoken=1538428882...
s
query=PaperCrop
search=Search
to 'https://www.mobileread.com/forums/search.php' and succeeds.