| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [be] running [prep] [num] | 8 |
|
| 2 | had [been] running [prep] [num] | 8 |
|
| 3 | had been running [prep] [num] | 8 |
|
| 4 | had be running [prep] [num] | 8 |
|
