| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [vb base] it [adv] difficult [verb] | 43 |
|
| 2 | [pers pn] [vb base] it [adv] difficult [verb] | 37 |
|
| 3 | they [vb base] it [adv] [adj] [verb] | 14 |
|
| 4 | they [verb] it [adv] difficult [verb] | 12 |
|
| 5 | they [vb base] it [adv] difficult [verb] | 10 |
|
| 6 | they [vb base] it [adv] difficult [verb] | 9 |
|
| 7 | they [vb base] [pron] [adv] difficult [verb] | 9 |
|
| 8 | they [vb base] it [adv] difficult [verb] | 9 |
|
| 9 | they [vb base] [pers pn] [adv] difficult [verb] | 9 |
|
