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

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

23 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
swallow	13	35	575	(None)
sallow	9	43	1575	1	s_allow
shallow	13	38	887	1	shallow
swallows	14	29	589	1	swallows
wallow	12	39	1351	1	_wallow
allow	8	54	2066	2	__allow
callow	11	47	1466	2	_callow
fallow	12	47	1385	2	_fallow
hallow	12	48	1832	2	_hallow
mallow	11	40	1474	2	_mallow
reswallow	15	6	142	2	reswallow
sallows	10	39	1555	2	s_allows
sallowy	13	36	934	2	s_allowy
scallop	11	23	764	2	scallop
shallop	12	34	845	2	shallop
shallot	10	36	1413	2	shallot
shallows	14	38	886	2	shallows
swallowed	16	6	358	2	swallowed
swallower	15	5	433	2	swallower
tallow	9	37	1420	2	_tallow
wallop	11	33	1029	2	_wallop
wallows	13	36	1353	2	_wallows
willow	12	36	969	2	_willow

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	0.390	458182.1
2	DLD Change Limit	107671	23	3.360	32044.9
3	Display Results	23	23	0.016	1437.5
	(SQL Overall)	178691	23	3.766	47448.5