| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [verb] [prep] [art] | 12099 |
|
| 2 | once [verb] [prep] [art] | 564 |
|
| 3 | had once [verb] [prep] | 147 |
|
| 4 | had once [verb] [art] | 88 |
|
