| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | there may be [noun] [prep] | 229 |
|
| 2 | there [modal v] be difficulty [prep] | 18 |
|
| 3 | there may be difficulty [prep] | 7 |
|
| 4 | there may be difficulty [prep] | 7 |
|
| 5 | there may [be] difficulty [prep] | 7 |
|
| 6 | [ex0] may be difficulty [prep] | 7 |
|
| 7 | [pron] may be difficulty [prep] | 7 |
|
| 8 | there may be difficulty [prep] | 7 |
|
| 9 | there may [be] difficulty [prep] | 7 |
|
