The best way to learn proper English is to read news report, and watch news on TV. Watching TV shows is a great way to learn casual English, slang words, understand culture reference and humor. If you have already watched these shows then you may recall the words used in the following dialogs.

out of Nobel CONTENTION, it
would blow up his whole career.
The Big Bang Theory Season 12, Episode 21

I thought there were only
three projects in CONTENTION.
The Big Bang Theory Season 12, Episode 7