Below is a list of potential QWERTY keyboard 'typos' (typing mistakes) for the phrase 'daddy', from the free online typo generator. Enter another phrase to see possible typing errors, or select from one of the "top typos" charts.
Original
daddy
Transposition0
adddy
ddady
dadyd
Transposition1
ddday
daydd
Transposition2
dydda
Transposition2r
ddady
dydda
Transposition0x2
adddy
addyd
ddayd
Slip3A
adddy
ddday
dadyd
Slip3B
ddady
daydd
Omission
addy
dddy
dady
dadd
Repetition
ddaddy
daaddy
dadddy
daddyy
QWERTY Substitution
saddy
faddy
dsddy
dasdy
dafdy
dadsy
dadfy
daddt
daddu
QWERTY Repetition after
dsaddy
dfaddy
dasddy
dadsdy
dadfdy
daddsy
daddfy
daddyt
daddyu
QWERTY Repetition before
sdaddy
fdaddy
dsaddy
dasddy
dafddy
dadsdy
dadfdy
daddty
dadduy
QWERTY Substitution Transposed
asddy
sdady
sadyd
afddy
fdady
fadyd
sdddy
ddsdy
dsdyd
adsdy
dsady
dadsy
dasyd
adfdy
dfady
dadfy
dafyd
addsy
ddasy
dasdy
dadys
addfy
ddafy
dafdy
dadyf
adddt
ddadt
dadtd
adddu
ddadu
dadud
WrongDoubles
daady
dadyy
$JSON
$address
$applyDefault
$clone
$commas
$copy
$copyFields
$delete
$entries
$expand
$filt
$getType
$isArray
$isBoolean
$isClass
$isDate
$isElement
$isFunction
$isNumber
$isObject
$isString
$isType
$isValidDate
$json2txt
$keys
$load
$matchall
$parseFloats
$pick
$postJSON
$prune
$save
$set
$sortBy
$stringify
$sum
$svgPoster1
$textify
$toFixed
$type
$without
Glossary
Transposition = adjacent pairs of letters are swapped
Omission = individual letters are missed out
Repetition = individual letters are entered twice consecutively
QWERTY substitution = letters are replaced by each of their QWERTY-keyboard based physical neighbours (e.g. 'h' gets replaced with y, u, j, n, b, g)
QWERTY repetition type 1 = letters are followed by each of their QWERTY-keyboard neighbours
QWERTY repetition type 2 = letters are preceded by each of their QWERTY-keyboard neighbours