| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [vb infin] [vb pp] [pron] back | 40 |
|
| 2 | [modal v] [vb infin] [vb pp] [pron] back | 40 |
|
| 3 | would [vb infin] [vb pp] [pron] back | 19 |
|
| 4 | would [vb infin] [vb pp] [pron] back | 16 |
|
| 5 | should [vb infin] [vb pp] [pron] back | 5 |
|
| 6 | should [vb infin] [vb pp] [pron] back | 5 |
|
| 7 | must [vb infin] [vb pp] [pron] back | 5 |
|
| 8 | must [vb infin] [vb pp] [pron] back | 5 |
|
| 9 | could [vb infin] [vb pp] [pron] back | 5 |
|
| 10 | could [vb infin] [vb pp] [pron] back | 5 |
|
| 11 | [vb infin] [vb pp] [pron] [noun] back | 7 |
|
| 12 | [vb infin] [vb pp] [pron] [noun sg] back | 6 |
|
| 13 | [vb infin] [vb pp] [pron] back [prep] | 17 |
|
| 14 | [vb infin] [vb pp] [pron] back [prep] | 17 |
|
| 15 | [vb infin] [vb pp] [pron] back [adv] | 13 |
|
| 16 | [vb infin] [vb pp] [pron] back [adv] | 11 |
|
| 17 | [vb infin] [vb pp] [pron] back to | 7 |
|
| 18 | [vb infin] [vb pp] [pron] back to | 7 |
|
