| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it have been [det] [noun] [prep] | 11 |
|
| 2 | it have been [det] [noun sg] [prep] | 9 |
|
| 3 | it 's been [det] [noun] [prep] | 6 |
|
| 4 | it have been [det] [noun] of | 5 |
|
