| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] it be [adj] [verb] [that] | 229 |
|
| 2 | [coord] it be [adj] [verb] [that] | 224 |
|
| 3 | [coord] it be difficult [verb] [conj] | 27 |
|
| 4 | [conj] it be difficult [verb] [that] | 24 |
|
| 5 | [coord] it [be] difficult [verb] [that] | 11 |
|
| 6 | [coord] [pron] be difficult [verb] [that] | 11 |
|
| 7 | [coord] it be difficult [verb] [that] | 11 |
|
