| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | 's [verb] a [noun sg] | 1211 |
|
| 2 | [been] [verb] a [noun sg] | 1151 |
|
| 3 | 's [been] a [noun sg] | 319 |
|
| 4 | 's [been] [verb] a | 61 |
|
| 5 | 's [been] [verb] [noun sg] | 41 |
|
