| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] n't been | 842 |
|
| 2 | [vb base] been [adv prt] | 646 |
|
| 3 | n't been [adv prt] | 156 |
|
| 4 | [vb base] n't [adv prt] | 8 |
|
