| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has been [vb pp] for three [noun pl] | 20 |
|
| 2 | have been [vb pp] for three years | 14 |
|
| 3 | have been jailed for three [noun pl] | 6 |
|
| 4 | have been [vb pp] for three weeks | 6 |
|
| 5 | have been [vb pp] for three months | 6 |
|
| 6 | have been [vb pp] for three [noun pl] | 5 |
|
| 7 | had been [vb pp] for three [noun pl] | 5 |
|
