| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | 's been [verb] for [det] | 13 |
|
| 2 | 's [been] [verb] for some | 8 |
|
| 3 | 's [been] [vb pp] for [det] | 7 |
|
| 4 | 's [been] [v-ing] for [det] | 5 |
|
