With FindString you can search a succession of characters (string) in a file.
Any permutation of user definable chars will find. You can also specify
the length of the string and the alignment.
CLI only.

 PERMSSN    UID  GID    PACKED    SIZE  RATIO     CRC       STAMP          NAME
---------- ----------- ------- ------- ------ ---------- ------------ -------------
[generic]                 2833    7234  39.2% -lh5- 18ea Feb 27  1995 afd-copyright
[generic]                  991    1292  76.7% -lh5- a2f6 Oct 25  1995 FindString
[generic]                 1156    2041  56.6% -lh5- b1c2 Oct 26  1995 FindString.doc
---------- ----------- ------- ------- ------ ---------- ------------ -------------
 Total         3 files    4980   10567  47.1%            Oct 28  1995