| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [vb pp] [prep] a [adj] | 882 |
|
| 2 | had previously [vb pp] [prep] [adj] | 16 |
|
| 3 | previously [vb pp] [prep] a [adj] | 16 |
|
| 4 | had previously [vb pp] [prep] a | 15 |
|
| 5 | had previously [vb pp] a [adj] | 14 |
|
