| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it had not [be] [prep] | 190 |
|
| 2 | it had not been [prep] | 190 |
|
| 3 | it had not [been] [prep] | 190 |
|
| 4 | it had not be [prep] | 190 |
|
| 5 | it had not [vb pp] [prep] | 79 |
|
| 6 | it had not [verb] [prep] | 79 |
|
| 7 | it had not occur [prep] | 42 |
|
| 8 | it had not occurred [prep] | 42 |
|
