| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [vb pp] [conj] [det] | 527 |
|
| 2 | is [vb pp] [conj] [det] [noun sg] | 207 |
|
| 3 | it is [vb pp] [conj] [noun sg] | 128 |
|
| 4 | it is [vb pp] [det] [noun sg] | 125 |
|
| 5 | it is [conj] [det] [noun sg] | 15 |
|
