| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] for the first time when | 15 |
|
| 2 | [noun] for the first time when | 15 |
|
| 3 | [noun] [prep] the first time when | 15 |
|
| 4 | [noun sg] [prep] the first time when | 10 |
|
