| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is to do | 263 |
|
| 2 | was to do | 139 |
|
| 3 | 's to do | 104 |
|
| 4 | were to do | 57 |
|
| 5 | are to do | 57 |
|
| 6 | be to do | 39 |
|
| 7 | been to do | 14 |
|
| 8 | 're to do | 11 |
|
