Below is a list of potential QWERTY keyboard 'typos' (typing mistakes) for the phrase 'pans', from the free online typo generator. Enter another phrase to see possible typing errors, or select from one of the "top typos" charts.
Original
pans
Transposition0
apns
pnas
pasn
Transposition1
naps
psna
Transposition2
sanp
Transposition2r
snap
Transposition0x2
apsn
Slip3A
anps
pnsa
Slip3B
npas
psan
Omission
ans
pns
pas
pan
Repetition
ppans
paans
panns
panss
QWERTY Substitution
oans
psns
pabs
pams
pana
pand
QWERTY Repetition after
poans
pasns
panbs
panms
pansa
pansd
QWERTY Repetition before
opans
psans
pabns
pamns
panas
pands
QWERTY Substitution Transposed
aons
onas
oasn
spns
pnss
pssn
apbs
pbas
pasb
apms
pmas
pasm
apna
pnaa
paan
apnd
pnad
padn
WrongDoubles
$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