| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | might be [adj] [coord] | 161 |
|
| 2 | [modal v] be difficult [coord] | 38 |
|
| 3 | might [be] difficult [coord] | 6 |
|
| 4 | might be difficult [coord] | 6 |
|
| 5 | might be difficult [conj] | 6 |
|
| 6 | might [be] difficult [coord] | 6 |
|
