before messages are printed. Conversely, the @code{--less-than} option may be
used to specify less commonality before messages are printed (i.e.@:
@samp{--less-than=2} will only print the unique messages). Translations,
-comments and extract comments will be preserved, but only from the first
+comments and extracted comments will be preserved, but only from the first
PO file to define them. File positions from all PO files will be
cumulated.