After searching on internet We have found that twitter has banned 370 passwords and which are too obvious so no one can easily guess any account password and hack twitter account. Below are some examples of Banned passwords by Twitter.
LIST OF TWITTER BLOCKED PASSWORDS
1. 111111
2. 11111111
3. 112233
4. 121212
5. 123123
6. 123456
7. 1234567
8. 12345678
9. 131313
10. 232323
11. 654321
12. [...]