| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it had to be | 490 |
|
| 2 | [adv] had to be | 261 |
|
| 3 | it [adv] to be | 33 |
|
| 4 | it [adv] had be | 32 |
|
| 5 | it [adv] had to | 25 |
|
