Be careful, presumably you would want strings with "hand" and "Andy", as examples, to appear in your results, so probably do this:
WHERE column_name LIKE '%an%' AND
'.' + column_name + '.' NOT LIKE '%[^a-z]and[^a-z]%'
Be careful, presumably you would want strings with "hand" and "Andy", as examples, to appear in your results, so probably do this:
WHERE column_name LIKE '%an%' AND
'.' + column_name + '.' NOT LIKE '%[^a-z]and[^a-z]%'