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 <
combinators
react-lazy-load
redis-rdb
xjb
beaker-notebook
nrf51
pow
rules
sketchup
osgeo
stm32-hal
amp-access
bootstrap-treeview
calico-project
javaparser
android-variants
elmish-wpf
leaky-abstraction
sendgrid
solr-boost
graphql-compose
jersey-client
unified-memory
displayname-attribute
admob
directx-11
strictfp
azure-gov
remedy
lossless-compression