| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been ill for | 28 |
|
| 2 | [verb] been ill for | 28 |
|
| 3 | [vb past] been ill for | 20 |
|
| 4 | had been ill for | 18 |
|
| 5 | [vb -s] been ill for | 5 |
|
