AdminCP > Languages & Phrases > Search in Phrases
In the top search field enter "never" without quotations
then in the search results one have a header like this
GLOBAL Phrases Containing 'never'
never | English (US) Translation | never
Hit edit, and in the new window you see
Varname : $vbphrase[never]
In the textbox below add what you want instead. i entered "
0 posts"
again without quotationmarks.
click save, clear your chache if using optimzeing software, refresh your browser
tadaa.