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

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

25 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
fathead	14	3	786	(None)
cathead	13	3	875	1	cathead
fatheads	15	3	676	1	fatheads
flathead	15	3	580	1	flathead
ahead	9	68	1705	2	_a_head
bathed	12	55	1874	2	bathe_d
catheads	14	3	810	2	catheads
faithed	14	3	716	2	faithe_d
fashed	13	67	2025	2	fashe_d
fated	9	56	3213	2	fat_e_d
fatheaded	17	4	427	2	fatheaded
father	12	51	1671	2	fathe_r
fathered	15	15	1043	2	fathered
fathers	13	39	1650	2	fathers
fatted	10	54	1984	2	fatte_d
flatheads	16	4	487	2	flatheads
hothead	14	34	929	2	hothead
jarhead	18	3	517	2	jarhead
lathed	10	47	1845	2	lathe_d
masthead	14	3	588	2	masthead
meathead	14	3	679	2	meathead
pithead	13	41	959	2	pithead
pothead	13	38	1039	2	pothead
saphead	13	5	777	2	saphead
warhead	14	3	660	2	warhead

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	0.123	1452772.4
2	DLD Change Limit	107671	25	3.376	31893.1
3	Display Results	25	25	0.016	1562.5
	(SQL Overall)	178691	25	3.515	50836.7