| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [indef pn] for a | 15 |
|
| 2 | [be] [indef pn] for a | 13 |
|
| 3 | [is] [indef pn] for a | 9 |
|
| 4 | [be] one for a | 7 |
|
| 5 | 's [indef pn] for a | 6 |
|
