| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | 've [verb] to | 1485 |
|
| 2 | 've [vb pp] to | 1478 |
|
| 3 | [verb] had to | 351 |
|
| 4 | have had to | 351 |
|
| 5 | 've had [prep] | 214 |
|
| 6 | 've had [prep] | 214 |
|
| 7 | [vb base] had to | 134 |
|
| 8 | 've had to | 28 |
|
| 9 | 've have to | 28 |
|
