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.

He's become
INCREASINGLY incautious.
Breaking Bad Season 4, Episode 4

where it's INCREASINGLY
difficult to know how...?
The Big Bang Theory Season 7, Episode 4

...and download
INCREASINGLY shameful pornography.
The Big Bang Theory Season 4, Episode 24