обычно in English:

I usually walk.

Native speakers sometimes make mistakes, but not usually the same kind of mistakes that non-native speakers make.

After class is over, our teacher usually sticks around to answer any questions we may have.

After school, Tom usually sticks around as long as he can because he doesn't want to go home.

It was bad enough that he usually came to work late, but coming in drunk was the last straw, and I'm going to have to let him go.

A child who is a native speaker usually knows many things about his or her language that a non-native speaker who has been studying for years still does not know and perhaps will never know.

In many countries, whenever a group of people from various language backgrounds get together, English is usually the language that is spoken.

I like to put an ice cube into my coffee, because it's usually too hot.

The company, although with some exceptions, usually utilizes its resources very well.

Since there are usually multiple websites on any given topic, I usually just click the back button when I arrive on any webpage that has pop-up advertising. I just go to the next page found by Google and hope for something less irritating.

Before forks and chopsticks, people usually ate food with a piece of flat bread.

In the late eighteenth century, a passport for an American was usually signed by the President of the United States.

He insists on things being done in the most efficient way and he usually does them that way himself.

Between meals, he usually manages to stow away a generous supply of candy, ice cream, popcorn and fruit.

If you want to sound like a native speaker, it's easier if you choose one dialect and stick with it. Native speakers don't usually mix dialects in everyday speaking.