| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [was/were] [vb pp] [adj] | 751 |
|
| 2 | it was [vb pp] [adj] | 738 |
|
| 3 | it [was/were] [vb pp] [adj] | 309 |
|
| 4 | it [was/were] [vb pp] [det] | 230 |
|
| 5 | it [was/were] [vb pp] that | 170 |
|
| 6 | it [was/were] [vb pp] that | 170 |
|
| 7 | it [was/were] [vb pp] [num ord] | 131 |
|
| 8 | it [was/were] [vb pp] last | 118 |
|
| 9 | it [was/were] [vb pp] last | 118 |
|
| 10 | it [was/were] made [adj] | 88 |
|
| 11 | it [was/were] [vb pp] [num] | 75 |
|
| 12 | it [was/were] [vb pp] clear | 53 |
|
| 13 | it [was/were] [vb pp] clear | 53 |
|
| 14 | it [was/were] revealed [adj] | 52 |
|
| 15 | it [was/were] considered [adj] | 47 |
|
| 16 | it [was/were] thought [adj] | 41 |
|
| 17 | it [was/were] announced [adj] | 31 |
|
| 18 | it [was/were] held [adj] | 29 |
|
| 19 | it [was/were] felt [adj] | 27 |
|
| 20 | it [was/were] [vb pp] necessary | 26 |
|
| 21 | it [was/were] [vb pp] necessary | 26 |
|
| 22 | it [was/were] found [adj] | 25 |
|
| 23 | it [was/were] [vb pp] this | 23 |
|
| 24 | it [was/were] agreed [adj] | 23 |
|
| 25 | it [was/were] [vb pp] this | 23 |
|
| 26 | it [was/were] claimed [adj] | 16 |
|
| 27 | it [was/were] called [adj] | 14 |
|
| 28 | it were [vb pp] [adj] | 13 |
|
| 29 | it [was/were] given [adj] | 13 |
|
| 30 | it [was/were] reported [adj] | 13 |
|
