| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] it [be] not unusual [prep] | 16 |
|
| 2 | [coord] it be not unusual [prep] | 16 |
|
| 3 | [coord] it [be] not unusual [prep] | 16 |
|
| 4 | [coord] it [be] not unusual [prep] | 16 |
|
| 5 | [coord] it [be] not unusual for | 14 |
|
| 6 | [coord] it [be] not unusual for | 14 |
|
| 7 | and it [be] not unusual [prep] | 12 |
|
| 8 | [coord] it [is] not unusual [prep] | 11 |
|
| 9 | [coord] it is not unusual [prep] | 10 |
|
| 10 | [coord] it [was/were] not unusual [prep] | 5 |
|
| 11 | [coord] it was not unusual [prep] | 5 |
|
