| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] [verb] at an | 22 |
|
| 2 | [verb] [been] [verb] at an | 22 |
|
| 3 | had [been] [verb] at an | 9 |
|
| 4 | [vb past] [been] [verb] at an | 9 |
|
| 5 | [vb base] [been] [verb] at an | 5 |
|
| 6 | have [been] [verb] at an | 5 |
|
| 7 | [been] [verb] at an [adj] | 14 |
|
| 8 | [been] [verb] at an [adj] | 10 |
|
| 9 | [been] [verb] at an [noun sg] | 9 |
|
| 10 | [been] [verb] at an [noun] | 9 |
|
| 11 | [been] [verb] at an early | 6 |
|
