| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] [be] of [noun] | 72 |
|
| 2 | [pron] [modal v] [be] of benefit | 15 |
|
| 3 | it [modal v] [be] of benefit | 5 |
|
| 4 | it [modal v] [be] [prep] benefit | 5 |
|
