| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] had [been] [prep] | 34 |
|
| 2 | [adv] [verb] [been] at | 31 |
|
| 3 | [adv] have [been] at | 31 |
|
| 4 | [adv] had [been] at | 8 |
|
| 5 | [adv] [vb past] [been] at | 8 |
|
| 6 | [adv] had [be] at | 8 |
|
