Грепский подстановочный знак
# EXAMPLE: Displays all files containing a row that has "dSales[some-text]500"
grep "dSales.*500" *
# SYNTAX
# grep "<your-partA>.*<your-partB>" *
# The ".*" is considered the wildcard (and can match more
# than one character and/or no characters at all)
Jacques_Kirstein