Here are a few Thai basic greetings and phrases
Hello (male speaker)
Hello (female speaker)
How are you?
Fine thanks
Thank you
Never mind
I can't speak Thai
I don't understand
Do you understand?
May I take a photograph?
Where is the rest room?
How much does this cost?
What is this ?
Very expensive
The bill please
Good-bye
See you again
Good luck
Sorry/excuse me