| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been ill for [det] | 11 |
|
| 2 | [vb past] been ill for [det] | 10 |
|
| 3 | had been ill for [det] | 10 |
|
| 4 | [verb] been ill for some | 6 |
|
