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

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

96 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
catch	12	51	2037	(None)
batch	12	46	2010	1	batch
catchy	16	55	958	1	catchy
cratch	13	41	1079	1	cratch
cutch	12	51	1619	1	cutch
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
watch	13	56	1706	1	watch
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
bycatch	19	4	206	2	bycatch
caca	8	55	2808	2	ca_ca
cache	12	51	2248	2	ca_che
cacti	9	3	1864	2	cacti
caeca	9	39	1513	2	caeca
cancha	13	44	1161	2	cancha
caph	11	66	2329	2	ca_ph
caroch	13	9	1176	2	caroch
cash	9	66	3628	2	ca_sh
cat	5	82	8234	2	cat__
catcher	14	31	1582	2	catcher
catches	14	43	2077	2	catches
catchup	16	4	479	2	catchup
cate	6	62	5460	2	cat_e
catechu	14	4	447	2	catechu
cater	7	48	4072	2	cater
cates	7	59	5189	2	cates
cats	6	63	5634	2	cat_s
catty	10	45	2041	2	catty
cinch	12	45	1624	2	cinch
clach	12	46	1782	2	clach
clutch	13	36	775	2	clutch
coach	12	59	1945	2	coach
conch	12	46	2007	2	conch
cooch	12	49	1683	2	cooch
couch	12	53	2011	2	couch
cranch	13	36	1353	2	cranch
crotch	13	34	1008	2	crotch
crutch	13	40	824	2	crutch
culch	12	45	1283	2	culch
cultch	13	38	595	2	cultch
curch	12	44	1541	2	curch
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	1473	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	3448	2	ma_ch
march	12	56	2289	2	march
math	9	54	3745	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
scotch	13	20	752	2	scotch
scratch	14	4	601	2	scratch
scutch	13	24	708	2	scutch
slatch	11	45	1053	2	slatch
snatch	11	43	1060	2	snatch
swatch	14	54	928	2	swatch
tach	9	61	3275	2	ta_ch
thatch	14	3	561	2	thatch
vetch	13	44	1184	2	vetch
witch	13	45	1756	2	witch

Search took 3 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	0.360	496363.9
2	DLD Change Limit	53800	96	1.780	30224.7
3	Display Results	96	96	0.033	2909.1
	(SQL Overall)	178691	96	2.173	82232.4