| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] fall back [prep] [noun] | 5 |
|
| 2 | [modal v] fall back [prep] [noun] | 5 |
|
| 3 | fall back [prep] [art] [noun] | 12 |
|
| 4 | fall back [prep] [art] [noun] | 12 |
|
| 5 | fall back [prep] the [noun] | 11 |
|
| 6 | fall back [prep] the [noun] | 11 |
|
| 7 | fall back [prep] [pos pn] [noun] | 7 |
|
| 8 | fall back [prep] [pron] [noun] | 7 |
|
