| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [noun] when [verb] a | 33 |
|
| 2 | [noun] [noun] when [v-ing] a | 31 |
|
| 3 | [noun sg] [noun] when [verb] a | 28 |
|
| 4 | [noun] [noun sg] when [verb] a | 28 |
|
