| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] [been] [vb pp] [prep] a | 417 |
|
| 2 | [vb infin] [been] [vb pp] [prep] a | 417 |
|
| 3 | [verb] [been] [vb pp] at a | 110 |
|
| 4 | [vb infin] [been] [vb pp] at [art] | 61 |
|
| 5 | [vb infin] [been] [vb pp] at [art] | 61 |
|
| 6 | [vb infin] [been] [vb pp] at a | 15 |
|
| 7 | [vb infin] [been] [verb] at a | 14 |
|
| 8 | [vb infin] [be] [vb pp] at a | 14 |
|
| 9 | [vb infin] [been] [vb pp] at a | 12 |
|
