| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [pron] [indef pn] | 810 |
|
| 2 | [is] it [pron] | 651 |
|
| 3 | [be] it [indef pn] | 135 |
|
| 4 | [is] [pers pn] [indef pn] | 101 |
|
| 5 | [is] it [indef pn] | 94 |
|
