| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [vb pp] [adv prt] [prep] | 3281 |
|
| 2 | [verb] [vb pp] [adv prt] at | 332 |
|
| 3 | have [vb pp] [adv prt] at | 299 |
|
| 4 | had [vb pp] [adv] at | 277 |
|
| 5 | [vb past] [vb pp] [adv prt] at | 179 |
|
| 6 | had [verb] [adv prt] at | 170 |
|
