| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [adv] rare that [pers pn] [verb] | 8 |
|
| 2 | [is] [adv] rare that [pers pn] [verb] | 8 |
|
| 3 | [be] [adv] rare that [pers pn] [verb] | 8 |
|
| 4 | 's [adv] rare that [pers pn] [verb] | 5 |
|
