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

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

87 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
watch	13	56	1706	(None)
batch	12	46	2010	1	batch
catch	12	51	2037	1	catch
hatch	13	57	1959	1	hatch
latch	10	46	2046	1	latch
match	12	56	2110	1	match
natch	10	50	1822	1	natch
patch	12	52	2122	1	patch
ratch	10	42	2136	1	ratch
swatch	14	54	928	1	swatch
witch	13	45	1756	1	witch
aitch	10	52	1616	2	aitch
arch	9	86	2844	2	_arch
bach	11	61	3139	2	ba_ch
bath	9	59	4008	2	bat_h
bitch	12	50	1776	2	bitch
botch	12	67	1745	2	botch
butch	12	54	1654	2	butch
catchy	16	55	958	2	catchy
cratch	13	41	1079	2	cratch
cutch	12	51	1619	2	cutch
datcha	12	6	656	2	datcha
ditch	11	50	1509	2	ditch
dutch	11	47	1382	2	dutch
each	9	55	3058	2	ea_ch
eath	7	57	3566	2	eat_h
etch	9	54	1914	2	_etch
fetch	13	49	1347	2	fetch
fitch	13	48	1687	2	fitch
hath	10	59	3391	2	hat_h
hitch	13	45	1547	2	hitch
hotch	13	62	1472	2	hotch
hutch	13	54	1409	2	hutch
itch	9	56	1917	2	_itch
ketch	14	49	1202	2	ketch
klatch	15	44	593	2	klatch
laich	10	59	2071	2	laich
larch	10	59	1979	2	larch
lath	7	66	4038	2	lat_h
letch	10	52	1580	2	letch
mach	11	61	3447	2	ma_ch
march	12	56	2289	2	march
math	9	54	3744	2	mat_h
mutch	12	50	1617	2	mutch
nautch	11	4	481	2	nautch
notch	10	56	1332	2	notch
oath	7	61	3215	2	oat_h
parch	12	51	2300	2	parch
patchy	16	50	957	2	patchy
path	9	91	3491	2	pat_h
pitch	12	50	1841	2	pitch
ranch	10	50	1979	2	ranch
rath	7	60	3766	2	rat_h
retch	10	48	1830	2	retch
rotch	10	58	1593	2	rotch
sauch	10	49	1877	2	sauch
slatch	11	45	1053	2	slatch
snatch	11	43	1060	2	snatch
swath	11	59	2038	2	swat_h
switch	14	45	891	2	switch
tach	9	61	3275	2	ta_ch
thatch	14	3	560	2	thatch
twitch	14	40	616	2	twitch
vetch	13	44	1184	2	vetch
wack	13	53	3091	2	wa_ck
wash	10	60	3381	2	wa_sh
wat	6	73	7892	2	wat__
watap	10	21	1167	2	watap
watched	16	30	1282	2	watched
watcher	15	31	1340	2	watcher
watches	15	30	1737	2	watches
water	8	47	3331	2	water
wats	7	75	5588	2	wat_s
watt	7	55	4541	2	wat_t
watts	8	69	2309	2	watts
waucht	14	39	941	2	waucht
waugh	12	54	1168	2	waugh
welch	13	44	1149	2	welch
wench	13	62	1478	2	wench
which	16	39	1008	2	which
wich	12	57	2474	2	w_ich
winch	13	50	1666	2	winch
witchy	17	46	859	2	witchy
with	10	57	3047	2	wit_h
wrath	11	57	1587	2	wrat_h
wretch	14	32	653	2	wretch
wych	15	40	1188	2	w_ych

Search took 2 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	53800	0.093	1921408.6
2	DLD Change Limit	53800	87	1.673	32157.8
3	Display Results	87	87	0.030	2900.0
	(SQL Overall)	178691	87	1.796	99493.9