| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb mod] [vb infin] been [adj] | 1068 |
|
| 2 | it [vb mod] [vb infin] [adj] year | 52 |
|
| 3 | [vb mod] [vb infin] been [adj] year | 32 |
|
