| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb mod] [be] [verb] [prep] [adj] | 282 |
|
| 2 | it [vb mod] [be] [vb pp] [prep] [adj] | 274 |
|
| 3 | [pron] [vb mod] [be] used [prep] [adj] | 87 |
|
| 4 | it [vb mod] [be] used [prep] [adj] | 48 |
|
| 5 | it [vb mod] [be] used [prep] [adj] | 22 |
|
| 6 | it [vb mod] [be] use [prep] [adj] | 22 |
|
| 7 | it [modal v] [be] used [prep] [adj] | 22 |
|
