| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] been [verb] [prep] recent months | 14 |
|
| 2 | have been [verb] [prep] recent months | 14 |
|
| 3 | [verb] been [verb] in recent months | 14 |
|
| 4 | has been [verb] [prep] recent months | 9 |
|
| 5 | [vb -s] been [verb] [prep] recent months | 9 |
|
| 6 | [verb] been [vb pp] [prep] recent months | 9 |
|
| 7 | [verb] been [v-ing] [prep] recent months | 5 |
|
