| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | about [to-vb] when [art] [noun] | 12 |
|
| 2 | about [to-vb] when [art] [noun] | 12 |
|
| 3 | about [to-vb] when [art] [noun sg] | 12 |
|
| 4 | about [to-vb] when the [noun] | 9 |
|
| 5 | about [to-vb] when the [noun] | 9 |
|
| 6 | about to leave when [art] [noun] | 6 |
|
