Below is a list of potential QWERTY keyboard 'typos' (typing mistakes) for the phrase 'food', from the free online typo generator. Enter another phrase to see possible typing errors, or select from one of the "top typos" charts.
Original
food
Transposition0
ofod
fodo
Transposition1
oofd
fdoo
Transposition2
doof
Transposition2r
doof
Transposition0x2
ofdo
Slip3A
oofd
fodo
Slip3B
ofod
fdoo
Omission
ood
fod
foo
Repetition
ffood
foood
foodd
QWERTY Substitution
dood
good
fiod
fpod
foid
fopd
foos
foof
QWERTY Repetition after
fdood
fgood
foiod
fopod
fooid
foopd
foods
foodf
QWERTY Repetition before
dfood
gfood
fiood
fpood
foiod
fopod
foosd
foofd
QWERTY Substitution Transposed
odod
dodo
ogod
godo
ifod
foid
fido
pfod
fopd
fpdo
ofid
fiod
fodi
ofpd
fpod
fodp
ofos
foso
ofof
fofo
WrongDoubles
ffod
fodd
$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
$sortKeys
$stringify
$stringifySafe
$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