| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] have been suffering from a | 7 |
|
| 2 | [noun prp] have been suffering from a | 7 |
|
| 3 | have been suffering from a [noun] | 7 |
|
| 4 | have been suffering from a [noun sg] | 6 |
|
