A total of 13,781 entries are available to search.
The search criteria you enter is searched for in the Names field only.
If you want to search for a word of a set length and don't know the correct spelling, you can replace the missing letters with an underscore (_). e.g. search for fra_er will find frazer or fraser.
Searching for Johnston, Johnson, Jonson, Johnstone or another variation, only requires jo as the search criteria. Of course this will also search for jo in the middle or even end of other words.