| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | that [pron] [vb mod] [verb] | 23882 |
|
| 2 | problems [pron] [vb mod] [verb] | 122 |
|
| 3 | problems that [pron] [verb] | 92 |
|
| 4 | problems that [vb mod] [verb] | 76 |
|
| 5 | problems that [pron] [vb mod] | 22 |
|
