| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [adv] had to be [adv] | 11 |
|
| 2 | [pers pn] [adv] had to be [adv] | 9 |
|
| 3 | [adv] [pron] had to be [adv] | 8 |
|
| 4 | [adv] [pers pn] had to be [adv] | 8 |
|
| 5 | [adv] had to be [verb] [adv] | 33 |
|
| 6 | [adv] had to be [vb pp] [adv] | 32 |
|
