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

Here are the results of your fuzzy-string dictionary search for “impulse” 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.

20 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
impulse	11	3	511	(None)
impulsed	13	3	400	1	impulsed
impulses	12	3	522	1	impulses
ampule	10	7	1061	2	ampul_e
ampules	11	8	943	2	ampules
ampuls	10	9	889	2	ampuls_
appulse	11	3	467	2	appulse
expulse	16	7	451	2	expulse
impale	10	28	1166	2	impal_e
impales	11	33	1176	2	impales
impasse	11	24	646	2	impasse
impels	10	38	952	2	impels_
impose	10	31	1305	2	imp_ose
imprese	11	3	814	2	imprese
impulsive	16	4	340	2	impulsive
impure	10	3	838	2	impu_re
impute	10	3	804	2	impu_te
imputes	11	3	808	2	imputes
pulse	7	42	1997	2	__pulse
repulse	9	3	819	2	repulse

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	107671	0.360	496363.9
2	DLD Change Limit	107671	20	3.326	32372.5
3	Display Results	20	20	0.016	1250.0
	(SQL Overall)	178691	20	3.702	48268.8