| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it is unusual for | 16 |
|
| 2 | [coord] it is unusual for | 8 |
|
| 3 | it is [adv] unusual for | 58 |
|
| 4 | it is [not/n't] unusual for | 49 |
|
| 5 | it is not unusual for | 49 |
|
| 6 | it is not unusual for | 49 |
|
| 7 | it is [adv] unusual for | 9 |
|
| 8 | it is unusual for [art] | 23 |
|
| 9 | it is unusual for [art] | 23 |
|
| 10 | it is unusual for a | 19 |
|
| 11 | it is unusual for a | 17 |
|
| 12 | it is unusual for [adj] | 8 |
|
| 13 | it is unusual for [pron] | 6 |
|
| 14 | it is unusual for [pers pn] | 5 |
|
