| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and it 's [adv] [adj] | 475 |
|
| 2 | and it [be] [adv] difficult | 84 |
|
| 3 | and it be [adv] difficult | 84 |
|
| 4 | [conj] it 's [adv] difficult | 66 |
|
| 5 | and it [is] [adv] difficult | 63 |
|
| 6 | [coord] it 's [adv] difficult | 38 |
|
| 7 | and it 's [adv] difficult | 19 |
|
| 8 | and [pers pn] 's [adv] difficult | 16 |
|
| 9 | and it 's [adv] difficult | 16 |
|
| 10 | and [pron] 's [adv] difficult | 16 |
|
| 11 | and it 's [adv] difficult | 16 |
|
