| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] 's [vb pp] a | 1877 |
|
| 2 | [pron] 's [been] [vb pp] | 1164 |
|
| 3 | [pron] 's [been] a | 715 |
|
| 4 | 's [been] [vb pp] a | 25 |
|
| 5 | [pron] [been] [vb pp] a | 8 |
|
