[E]

[..]
  1. ECHO
  2. EFTYPE
  3. ELIDE_CODE
  4. END_OF_FIND
  5. END_OF_ID
  6. EOB_ACT_CONTINUE_SCAN
  7. EOB_ACT_END_OF_FILE
  8. EOB_ACT_LAST_MATCH
  9. EPG
  10. EPGNO
  11. EVER_MATCHED_SOMETHING
  12. EXPAND
  13. EXPANDSIZE
  14. EXTEND_BUFFER
  15. EXTRACT_NUMBER
  16. EXTRACT_NUMBER_AND_INCR
[..]