* Tashi Delek (བཀྲ་ཤིས་བདེ་ལེགས): This is the most common and versatile greeting, meaning "good fortune" or "good luck." It's appropriate for almost any situation.
* Tashi Delek La (བཀྲ་ཤིས་བདེ་ལེགས་ལ་): This is a slightly more formal way to say hello, adding "to you" after "good fortune."
* Kyang (ཁྱེང་): This is a more informal way to say hello, meaning "you" or "friend." It's commonly used among friends and family.
* Tashi Delek Pa (བཀྲ་ཤིས་བདེ་ལེགས་པ་): This is another formal greeting, meaning "good fortune, brother/sister," and is used for someone you respect.
* Tashi Delek Cho (བཀྲ་ཤིས་བདེ་ལེགས་ཅོ): This is a more polite greeting, meaning "good fortune, sister."
Note: The pronunciation of Tibetan can be challenging. If you're not sure how to pronounce a greeting, you can try using a pronunciation guide or online translator.