| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | problem that [vb mod] | 162 |
|
| 2 | problems that [vb mod] | 115 |
|
| 3 | problem that [vb mod] | 47 |
|
| 4 | problem that may | 35 |
|
| 5 | problem that can | 33 |
|
| 6 | problem that might | 25 |
|
| 7 | problem that will | 21 |
|
| 8 | problem that would | 19 |
|
| 9 | problem that could | 17 |
|
| 10 | problem that must | 6 |
|
