SQLite Query error

I am making an app(game) which requires storing data in databases. I have a table with 3 fields. But whenever i try to get the query it throws up an error saying "SQLiteException: no such table: alphabetTest.

this is the screenshot of the table.

this is the scrrenshot of the code

i am pretty sure that i have referenced everything correctly. can anyone help me with this. This is my forst time working with SQLite.

Thanks in advance.