| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [that] [pers pn] [be] | 1949 |
|
| 2 | it is [that] [pers pn] | 226 |
|
| 3 | it is [pers pn] [be] | 205 |
|
| 4 | it [that] [pers pn] [be] | 129 |
|
