- '^sho?w?/bu', 'show/files bulletins', 'show/files',
- '^sho?w?/c/a', 'show/configuration all', 'show/configuration',
- '^sho?w?/c/n', 'show/configuration nodes', 'show/configuration',
+ '^sho?w?/bul', 'show/files bulletins', 'show/files',
+ '^sho?w?/co?n?\w*/a', 'show/configuration all', 'show/configuration',
+ '^sho?w?/co?n?\w*/n', 'show/configuration nodes', 'show/configuration',