Below is a list of potential QWERTY keyboard 'typos' (typing mistakes) for the phrase 'toys', from the free online typo generator. Enter another phrase to see possible typing errors, or select from one of the "top typos" charts.
Original
toys
Transposition0
otys
tyos
tosy
Transposition1
yots
tsyo
Transposition2
soyt
Transposition2r
syot
Transposition0x2
otsy
Slip3A
oyts
tyso
Slip3B
ytos
tsoy
Omission
oys
tys
tos
toy
Repetition
ttoys
tooys
toyys
toyss
QWERTY Substitution
roys
yoys
tiys
tpys
tots
tous
toya
toyd
QWERTY Repetition after
troys
tyoys
toiys
topys
toyts
toyus
toysa
toysd
QWERTY Repetition before
rtoys
ytoys
tioys
tpoys
totys
touys
toyas
toyds
QWERTY Substitution Transposed
orys
ryos
rosy
oyys
yyos
yosy
itys
tyis
tisy
ptys
typs
tpsy
otts
ttos
tost
otus
tuos
tosu
otya
tyoa
toay
otyd
tyod
tody
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