| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when [pron] | 91428 |
|
| 2 | [conj] [indef pn] | 45366 |
|
| 3 | [subord] [indef pn] | 17182 |
|
| 4 | when [indef pn] | 1676 |
|
