| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [adv] [adj] [verb] [coord] | 96 |
|
| 2 | it be [adv] [adj] [verb] [coord] | 85 |
|
| 3 | it be [adv] difficult [verb] [conj] | 64 |
|
| 4 | [pron] be [adv] difficult [verb] [coord] | 18 |
|
| 5 | it be [adv] difficult [verb] [coord] | 10 |
|
| 6 | it [be] [adv] difficult [verb] [coord] | 9 |
|
| 7 | it be [adv] difficult [verb] [coord] | 9 |
|
