Below is a list of potential QWERTY keyboard 'typos' (typing mistakes) for the phrase 'proco', from the free online typo generator. Enter another phrase to see possible typing errors, or select from one of the "top typos" charts.
Original
proco
Transposition0
rpoco
porco
prcoo
prooc
Transposition1
orpco
pcoro
Transposition2
cropo
poocr
Transposition2r
corpo
pocor
Transposition0x2
rpcoo
rpooc
poroc
Slip3A
ropco
pocro
prcoo
Slip3B
oprco
pcroo
prooc
Omission
roco
poco
prco
proo
proc
Repetition
pproco
prroco
prooco
procco
procoo
QWERTY Substitution
oroco
peoco
ptoco
prico
prpco
proxo
provo
proci
procp
QWERTY Repetition after
poroco
preoco
prtoco
proico
propco
procxo
procvo
procoi
procop
QWERTY Repetition before
oproco
peroco
ptroco
prioco
prpoco
proxco
provco
procio
procpo
QWERTY Substitution Transposed
rooco
oorco
orcoo
orooc
epoco
poeco
pecoo
peooc
tpoco
potco
ptcoo
ptooc
rpico
pirco
prcio
prioc
rppco
pprco
prcpo
prpoc
rpoxo
porxo
prxoo
proox
rpovo
porvo
prvoo
proov
rpoci
porci
prcoi
proic
rpocp
porcp
prcop
propc
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