| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [to-vb] [adv prt] | 1605 |
|
| 2 | they had [to-vb] | 1283 |
|
| 3 | they [to-vb] [adv prt] | 607 |
|
| 4 | they had [adv prt] | 7 |
|
