| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] [verb] for [det] | 649 |
|
| 2 | [verb] for [det] months | 94 |
|
| 3 | [been] [verb] for months | 26 |
|
| 4 | [been] for [det] months | 5 |
|
