| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [not/n't] [adv] [vb pp] | 1271 |
|
| 2 | had [adv] [vb pp] [adv prt] | 1034 |
|
| 3 | had [not/n't] [vb pp] [adv prt] | 407 |
|
| 4 | [not/n't] [adv] [vb pp] [adv prt] | 366 |
|
