| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | used [to-vb] [prep] the [noun] [conj] | 64 |
|
| 2 | used [to-vb] [prep] the [noun] [subord] | 7 |
|
| 3 | [modal v] [to-vb] [prep] the [noun] when | 5 |
|
| 4 | used [to-vb] [prep] [art] [noun] when | 5 |
|
| 5 | used [to-vb] [prep] [art] [noun] when | 5 |
|
| 6 | used [to-vb] [prep] the [noun] when | 5 |
|
| 7 | used [verb] [prep] the [noun] when | 5 |
|
| 8 | used [to-vb] [prep] the [noun] when | 5 |
|
