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

Here are the results of your fuzzy-string dictionary search for “catnap” 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
catnap	10	9	838	(None)
catnaps	11	9	703	1	catnaps
catnip	10	9	796	1	catnip
atap	6	67	2245	2	_at_ap
caltrap	11	29	793	2	caltrap
canal	7	54	2804	2	ca_nal
canape	10	9	1351	2	ca_nape
canna	7	59	1933	2	canna_
cannas	8	45	1840	2	cannas
cantal	8	41	2203	2	cantal
cantrap	11	33	1027	2	cantrap
carnal	8	39	1920	2	carnal
catena	8	3	1247	2	catena_
catenae	9	3	1136	2	catenae
catenas	9	3	1310	2	catenas
catnaper	12	9	493	2	catnaper
catnips	11	9	589	2	catnips
catsup	10	3	643	2	catsup
petnap	10	3	742	2	petnap
satrap	8	62	1255	2	satrap
watap	10	21	1167	2	wat_ap

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	82551	0.123	1452772.4
2	DLD Change Limit	82551	21	2.936	28116.8
3	Display Results	21	21	0.000
	(SQL Overall)	178691	21	3.059	58414.8