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.

A VISIBLE rib cage.
The Big Bang Theory Season 10, Episode 18

Right lung in lower left quadrant,
no VISIBLE... exit wounds.
Breaking Bad Season 3, Episode 8

MlKE:
Three guys up at the gate,
two VISIBLE, one in the blind.
Breaking Bad Season 4, Episode 7

No VISIBLE reaction.
The Big Bang Theory Season 7, Episode 5

...but the added fun of subatomic particles
and waves outside the VISIBLE spectrum.
The Big Bang Theory Season 8, Episode 19