| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | that have to be | 391 |
|
| 2 | that have to be | 391 |
|
| 3 | that has to be | 156 |
|
| 4 | that had to be | 128 |
|
| 5 | that have to be | 107 |
|
