I'm a bit confused on how to populate my new column based on character combinations I have from each of my other columns. Here is my original dataframe: df <
continuous-query-notification
frontpage
vaadin8
finnhub
apache-beam-internals
omf
unassigned-variable
apache-spark-1.6
ninject
chomsky-hierarchy
traefik
android-gradle-plugin-7
htmltools
poisson-regression
kgdb
mixim
mean-square-error
ggtext
prom-client
scrypto
remix-auth-socials
pip
removechild
mssticker
audio-player
tendermint
dbmail
uic
stdset
fme