| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it [verb] occurred [prep] [pron] | 5 |
|
| 2 | it [vb mod] [verb] occurred [prep] [pron] | 5 |
|
| 3 | it [modal v] [verb] occurred [prep] [pron] | 5 |
|
| 4 | it [verb] [adv] occurred [prep] [pron] | 83 |
|
| 5 | it [verb] [adv] occurred [prep] [pron] | 43 |
|
| 6 | it [verb] [not/n't] occurred [prep] [pron] | 40 |
|
| 7 | it [verb] not occurred [prep] [pron] | 40 |
|
| 8 | it [verb] never occurred [prep] [pron] | 30 |
|
| 9 | it [verb] never occurred [prep] [pron] | 30 |
|
| 10 | it [verb] n't occurred [prep] [pron] | 21 |
|
| 11 | it [verb] not occurred [prep] [pron] | 19 |
|
| 12 | it [verb] occurred [prep] [pron] that | 12 |
|
| 13 | it [verb] occurred [prep] [pron] that | 12 |
|
| 14 | it [verb] occurred [prep] [pron] [conj] | 12 |
|
| 15 | it [verb] occurred [prep] [pron] [that] | 12 |
|
