Search sometimes displays blank cards instead of no results.

[bowbahdoe]

Expected: When the search is unable to find any matches, no results should be displayed. Actual: Some queries produce a results page that links to a post but does not show any matched text. How to Replicate: Open the example page and type why is into the search bar.

[anands]

@hipstersmoothie I have raise a PR for this issue, #105. Please take a look.