Below is a list of potential QWERTY keyboard 'typos' (typing mistakes) for the phrase 'perris', from the free online typo generator. Enter another phrase to see possible typing errors, or select from one of the "top typos" charts.
Original
perris
Transposition0
eprris
preris
perirs
perrsi
Transposition1
repris
prreis
peirrs
persir
Transposition2
rerpis
pirres
pesrir
Transposition2r
rrepis
pirres
pesirr
Transposition0x2
eprris
eprirs
eprrsi
preirs
prersi
perrsi
Slip3A
erpris
prreis
perirs
perisr
Slip3B
rperis
preris
peirrs
persri
Omission
erris
prris
peris
perrs
perri
Repetition
pperris
peerris
perrris
perriis
perriss
QWERTY Substitution
oerris
pwrris
prrris
peeris
petris
pereis
pertis
perrus
perros
perria
perrid
QWERTY Repetition after
poerris
pewrris
perrris
pereris
pertris
perreis
perrtis
perrius
perrios
perrisa
perrisd
QWERTY Repetition before
operris
pwerris
prerris
peerris
petrris
pereris
pertris
perruis
perrois
perrias
perrids
QWERTY Substitution Transposed
eorris
oreris
oerirs
oerrsi
wprris
prwris
pwrirs
pwrrsi
rprris
prrirs
prrrsi
eperis
pereis
peeirs
peersi
eptris
pteris
pertis
petirs
petrsi
epreis
preeis
peeris
peries
peresi
eprtis
pretis
petris
perits
pertsi
eprrus
prerus
perurs
perrsu
eprros
preros
perors
perrso
eprria
preria
perira
perrai
eprrid
prerid
perird
perrdi
WrongDoubles
peeris
periis
$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
$table
$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