How to say "Hello" around the world

“Hello!”, “Hi!”, and “Hey!” are the three most common forms of greetings in use today.
Greetings do not rely only on the language, but also on the way you express it.
Different countries have their different customs of saying “hello” to each other.
Here are 20 ways to say “hello” taken from around the globe. Next time you are visiting any of the countries, you will know how to greet everyone.

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