Looking on the internet deeply has found these results:

for example is the most popular phrase on the web.

by example 11,160,000 results on the web	for example 1712,000,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
Rust by Example. 1 Hello World. This is the source code of the traditional Hello World program. Run Reset. // This is a comment, and will be ignored by the�... Go by Example is a hands on introduction to Go using annotated example programs. Check out the first example or browse the full list below. Hello World�... May 16, 2012 ... By example and for example have a different meaning. For example normally introduces a list, such as ' I enjoy many things, for example:�... May 7, 2015 ... This is the source code of the Rust by Example website! ... Rust by Example is dual licensed under the Apache 2.0 license and the MIT license.	This concerns refugee flows, for example. Some are purely humanitarian, for example rescue tasks. Take agricultural policy, for example. Encouraging research, for example into medical applications of nanotechnologies and nanomaterials. Take surveillance cameras, for example. It includes for example also composting and methanisation. Take the population explosion, for example. Take foreign policy, for example.

by example

11,160,000 results on the web

for example

1712,000,000 results on the web

More popular!

Rust by Example. 1 Hello World. This is the source code of the traditional Hello World program. Run Reset. // This is a comment, and will be ignored by the�...
Go by Example is a hands
on introduction to Go using annotated example programs. Check out the first example or browse the full list below. Hello World�...
May 16, 2012 ... By example and for example have a different meaning. For example normally introduces a list, such as ' I enjoy many things, for example:�...
May 7, 2015 ... This is the source code of the Rust by Example website! ... Rust by Example is dual
licensed under the Apache 2.0 license and the MIT license.

This concerns refugee flows, for example.
Some are purely humanitarian, for example rescue tasks.
Take agricultural policy, for example.
Encouraging research, for example into medical applications of nanotechnologies and nanomaterials.
Take surveillance cameras, for example.
It includes for example also composting and methanisation.
Take the population explosion, for example.
Take foreign policy, for example.