strings with '.' like URLs/files extensions excluded from partial search results

[terencesimms]

I've noticed that wherever there's a domain or file extension both inside and outside a code block that this is excluded from partial search results. You need to include at least a letter after the '.' to get a result. eg.

eg. 2

eg. 3

[terencesimms]

Hyphens also affecting search results, eg.