This is the 5627th most frequent Japanese word.
ざうのは
It seems "ざうのは" might be a typo or not a standard Japanese word. Could you clarify or provide context?
Used as a nominalizer of the phrase "見る", converting it into a noun phrase "見るのは" meaning "the act of looking" or "looking at."
彼女の絵を見るのは楽しいです。
Looking at her paintings is enjoyable.
The phrase "走る" is nominalized using "のは" to discuss the action specifically and attribute qualities like being good for health.
走るのは健康に良い。
Running is good for health.
"読む" is nominalized via "のは" to discuss the act of reading explicitly and state its properties.