| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [verb] been [verb] | 59861 |
|
| 2 | [noun] [verb] [verb] back | 898 |
|
| 3 | [verb] been [verb] back | 307 |
|
| 4 | [noun] [verb] been back | 23 |
|
