I have composed the following script for a clustered scatter plot with fviz_cluster. According to the plot, there are negative values for x and negative values
aurelia-ui-virtualizaton
agentpy
adomd
three20
settings
gui-testing
optional-arguments
seam2
smoothing
libx265
laravel-mail
doparallel
alibaba-cloud-direct-mail
cryptarithmetic-puzzle
autotile
mean-square-error
angular-filters
silverlight-4.0
cassandra-cli
cyber-ark
ics-openvpn
django-import-export-celery
mapkit
aws-iot-events
startapp
nautowired
arrays
non-latin
spell-checking
boost-iterators