| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] [verb] at | 2439 |
|
| 2 | [been] [vb pp] at | 1920 |
|
| 3 | [been] bought [prep] | 115 |
|
| 4 | [be] bought at | 71 |
|
| 5 | [been] buy at | 16 |
|
