Dictionary Search Results using Damerau-Levenshtein distance in T-SQL

Here are the results of your fuzzy-string dictionary search for “couching” with Change Limit: [1] [2] [3]

You can choose a higher Change Limit to return more words, although it will take longer.
Check this box to automatically increase the Change Limit after seconds.

11 similar words found! Changes to Transform each Found Word to your word are shown as:
~~remove a letter~~ ~ replace a letter ~ swap two letters ~ _add a letter from your word
(Use the links in the Changes column to see more Transformation details.)

Found Word	Scrabble Score	Searched Previously	Found Previously	Changes	To Transform to your Word
couching	16	32	1326	(None)
coaching	16	40	1196	1	coaching
couchings	17	28	575	1	couchings
coughing	15	30	921	1	coughing
crouching	17	4	638	1	crouching
douching	15	34	984	1	douching
mouching	16	31	1058	1	mouching
ouching	13	43	1490	1	_ouching
pouching	16	32	1041	1	pouching
touching	14	32	1134	1	touching
vouching	17	30	823	1	vouching

Search took 4 seconds overall (including website activity, plus SQL activity in the following phases):

Length Filter: Limit the application of DLD to words with length difference of no more than the Change Limit.
DLD Change Limit: Apply DLD to each remaining word, limiting each comparison according to the Change Limit.
Display Results: Return the results, with similar words marked up to highlight differences.

Seq	Search Phase	Words Checked	Words Matched	Seconds	Words Per Sec
1	Length Filter	178691	82945	0.233	766914.2
2	DLD Change Limit	82945	11	3.593	23085.2
3	Display Results	11	11	0.016	687.5
	(SQL Overall)	178691	11	3.842	46509.9