Searching for Kirk returns all people named Kirk.
Searching for Kirk Hoessle returns the contact for him.
Searching for Kirk H returns nothing but should return all contacts with first name Kirk and last name beginning with the letter H.
This case found us on our feature request forum, but it sounds like a bug report. Could you please contact our customer care channel at email@example.com with more details? This will be the best way for us to help.