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

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

21 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
cougar	9	5	878	(None)
cougars	10	3	842	1	cougars
chukar	15	3	463	2	chukar
cigar	8	9	1179	2	c_igar
codger	10	58	1484	2	codger
collar	8	38	1617	2	collar
conga	8	54	1987	2	conga_
congas	9	44	1703	2	congas
conger	9	50	2427	2	conger
copular	11	38	1060	2	copular
costar	8	55	1861	2	costar
cottar	8	46	1381	2	cottar
cough	11	58	1964	2	coug_h
cougher	13	37	1173	2	cougher
coughs	12	55	1454	2	coughs
couter	8	49	3020	2	couter
gouger	8	60	1436	2	gouger
nougat	7	47	1265	2	nougat
ocular	8	6	1013	2	ocular
soucar	8	3	932	2	soucar
sugar	6	3	1291	2	_sugar

Search took 5 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	82551	0.110	1624463.6
2	DLD Change Limit	82551	21	4.140	19939.9
3	Display Results	21	21	0.013	1615.4
	(SQL Overall)	178691	21	4.263	41916.7