| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may be [verb] [prep] the | 2053 |
|
| 2 | may be difficult [verb] [prep] | 34 |
|
| 3 | be difficult [verb] [prep] the | 34 |
|
| 4 | may be difficult [verb] the | 10 |
|
| 5 | may be difficult [prep] the | 6 |
|
