| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] a [noun sg] for | 473 |
|
| 2 | [be] a [noun sg] for [indef pn] | 85 |
|
| 3 | it [be] a [noun sg] [indef pn] | 22 |
|
| 4 | it [be] [noun sg] for [indef pn] | 9 |
|
