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

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

14 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
unshell	10	4	711	(None)
unsell	6	35	1254	1	uns_ell
unshells	11	4	592	1	unshells
nutshell	11	4	296	2	nutshell
shell	8	44	2412	2	__shell
subshell	13	4	488	2	subshell
unhelm	11	3	686	2	un_helm
unseal	6	33	1547	2	uns_eal
unsells	7	32	1077	2	uns_ells
unshed	10	3	1377	2	unshe_d
unshelled	13	3	656	2	unshelled
unsteel	7	3	879	2	unsteel
unwell	9	34	944	2	un_well
upswell	12	4	272	2	upswell

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	0.140	1276364.3
2	DLD Change Limit	107671	14	3.313	32499.5
3	Display Results	14	14	0.000
	(SQL Overall)	178691	14	3.453	51749.5