| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it 's [adv] [adj] [verb] [conj] | 106 |
|
| 2 | it 's [adv] [adj] [verb] [conj] | 93 |
|
| 3 | it be [adv] difficult [verb] [conj] | 64 |
|
| 4 | it [be] [adv] difficult [verb] [conj] | 64 |
|
| 5 | it [is] [adv] difficult [verb] [conj] | 54 |
|
| 6 | it 's [adv] difficult [verb] [conj] | 13 |
|
| 7 | it 's [adv] difficult [verb] [conj] | 11 |
|
| 8 | [pron] 's [adv] difficult [verb] [conj] | 11 |
|
| 9 | it 's [adv] difficult [verb] [conj] | 11 |
|
| 10 | [pers pn] 's [adv] difficult [verb] [conj] | 11 |
|
