| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] [adv] been | 8805 |
|
| 2 | [vb base] [adv] ever | 266 |
|
| 3 | [vb base] ever been | 152 |
|
| 4 | [adv] ever been | 54 |
|
