| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [verb] to | 55489 |
|
| 2 | [adv] [vb past] to | 5168 |
|
| 3 | [adv] have to | 2271 |
|
| 4 | [adv] had [prep] | 460 |
|
| 5 | [adv] had [prep] | 460 |
|
| 6 | [adv] had to | 301 |
|
