| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it 's [verb] | 7994 |
|
| 2 | it 's [vb pp] | 2806 |
|
| 3 | it be thought | 770 |
|
| 4 | it [be] thought | 770 |
|
| 5 | it [is] thought | 465 |
|
| 6 | [pron] 's thought | 99 |
|
| 7 | it 's think | 93 |
|
| 8 | [pers pn] 's thought | 89 |
|
| 9 | it 's thought | 81 |
|
