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

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

22 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
pertain	9	27	1496	(None)
certain	9	26	1221	1	certain
pertains	10	21	1342	1	pertains
appertain	13	4	527	2	appertain
ceratin	9	30	2016	2	ceratin
curtain	9	31	979	2	curtain
destain	8	4	1208	2	destain
detain	7	46	1738	2	de_tain
detrain	8	4	1225	2	detrain
keratin	11	33	1415	2	keratin
partan	8	38	2056	2	parta_n
pearmain	12	4	583	2	pearmain
pectin	10	26	1553	2	pect_in
permian	11	26	1228	2	permian
pertained	12	3	850	2	pertained
pretrain	10	3	1092	2	pretrain
retain	6	45	2328	2	re_tain
retrain	7	6	1542	2	retrain
sextain	14	25	710	2	sextain
terrain	7	4	1085	2	terrain
tertian	7	5	1119	2	tertian
vervain	13	3	556	2	vervain

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	0.360	496363.9
2	DLD Change Limit	107671	22	2.906	37051.3
3	Display Results	22	22	0.000
	(SQL Overall)	178691	22	3.266	54712.5