| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been for [det] [noun pl] | 45 |
|
| 2 | been for [det] years | 36 |
|
| 3 | been for many [noun pl] | 27 |
|
| 4 | been for some [noun pl] | 12 |
|
| 5 | been for [det] months | 5 |
|
