| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [been] [verb] from | 889 |
|
| 2 | [verb] [been] suffer from | 46 |
|
| 3 | have [been] suffer from | 46 |
|
| 4 | had [been] suffer [prep] | 25 |
|
| 5 | had [been] suffer [prep] | 25 |
|
| 6 | [vb past] [been] suffer from | 23 |
|
| 7 | had [be] suffer from | 22 |
|
| 8 | had [been] suffer from | 22 |
|
