| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | used to | 3713 |
|
| 2 | ought to | 2016 |
|
| 3 | can to | 62 |
|
| 4 | could to | 41 |
|
| 5 | would to | 40 |
|
| 6 | might to | 17 |
|
| 7 | must to | 15 |
|
| 8 | may to | 13 |
|
| 9 | will to | 12 |
|
| 10 | 'd to | 10 |
|
| 11 | should to | 7 |
|
| 12 | 'll to | 6 |
|
