| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [vb pp] to go back | 55 |
|
| 2 | [vb base] [vb pp] to go back | 30 |
|
| 3 | [verb] got to go back | 29 |
|
| 4 | 've [vb pp] to go back | 26 |
|
| 5 | [vb past] [vb pp] to go back | 12 |
|
| 6 | [vb -s] [vb pp] to go back | 11 |
|
| 7 | 's [vb pp] to go back | 8 |
|
| 8 | [verb] decided to go back | 8 |
|
| 9 | had [vb pp] to go back | 8 |
|
| 10 | [verb] had to go back | 7 |
|
