| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] it is [vb pp] [prep] | 1278 |
|
| 2 | it is [vb pp] [prep] [adj] | 462 |
|
| 3 | [subord] it is [prep] [adj] | 108 |
|
| 4 | [subord] it is [vb pp] [adj] | 53 |
|
| 5 | [subord] is [vb pp] [prep] [adj] | 32 |
|
