Below is a list of potential QWERTY keyboard 'typos' (typing mistakes) for the phrase 'hobby', from the free online typo generator. Enter another phrase to see possible typing errors, or select from one of the "top typos" charts.
Original
hobby
Transposition0
ohbby
hboby
hobyb
Transposition1
bohby
hbboy
hoybb
Transposition2
bobhy
hybbo
Transposition2r
bbohy
hybbo
Transposition0x2
ohbby
ohbyb
hboyb
Slip3A
obhby
hbboy
hobyb
Slip3B
bhoby
hboby
hoybb
Omission
obby
hbby
hoby
hobb
Repetition
hhobby
hoobby
hobbby
hobbyy
QWERTY Substitution
gobby
jobby
hibby
hpbby
hovby
honby
hobvy
hobny
hobbt
hobbu
QWERTY Repetition after
hgobby
hjobby
hoibby
hopbby
hobvby
hobnby
hobbvy
hobbny
hobbyt
hobbyu
QWERTY Repetition before
ghobby
jhobby
hiobby
hpobby
hovbby
honbby
hobvby
hobnby
hobbty
hobbuy
QWERTY Substitution Transposed
ogbby
gboby
gobyb
ojbby
jboby
jobyb
ihbby
hbiby
hibyb
phbby
hbpby
hpbyb
ohvby
hvoby
hobvy
hovyb
ohnby
hnoby
hobny
honyb
ohbvy
hbovy
hovby
hobyv
ohbny
hbony
honby
hobyn
ohbbt
hbobt
hobtb
ohbbu
hbobu
hobub
WrongDoubles
hooby
hobyy
$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
$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