| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] it is [adv] [verb] | 951 |
|
| 2 | [subord] it is [not/n't] [verb] | 255 |
|
| 3 | [subord] it is not [verb] | 255 |
|
| 4 | [subord] it be n't [verb] | 81 |
|
| 5 | [subord] it [be] n't [verb] | 81 |
|
| 6 | [subord] [pron] is n't [verb] | 61 |
|
| 7 | [conj] it is n't [verb] | 55 |
|
| 8 | [subord] [pers pn] is n't [verb] | 52 |
|
| 9 | [subord] it is n't [verb] | 27 |
|
| 10 | [subord] it [is] n't [verb] | 27 |
|
