| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] [pron] [adv] difficult | 50 |
|
| 2 | be [v-ing] [pron] [adv] difficult | 50 |
|
| 3 | [was/were] [v-ing] [pron] [adv] difficult | 21 |
|
| 4 | [am/are] [v-ing] [pron] [adv] difficult | 18 |
|
| 5 | was [v-ing] [pron] [adv] difficult | 15 |
|
| 6 | are [v-ing] [pron] [adv] difficult | 13 |
|
| 7 | [prep] [v-ing] [pron] [adv] difficult | 10 |
|
| 8 | [prep] [v-ing] [pron] [adv] difficult | 10 |
|
| 9 | [adv] [v-ing] [pron] [adv] difficult | 8 |
|
| 10 | [adv] [v-ing] [pron] [adv] difficult | 8 |
|
| 11 | were [v-ing] [pron] [adv] difficult | 6 |
|
| 12 | [noun] [v-ing] [pron] [adv] difficult | 6 |
|
| 13 | [v-ing] [verb] [pron] [adv] difficult | 6 |
|
| 14 | [v-ing] [to-vb] [pron] [adv] difficult | 6 |
|
| 15 | [v-ing] [pron] [adv] [adv] difficult | 15 |
|
| 16 | [v-ing] [pron] [adv] [adv] difficult | 15 |
|
| 17 | [v-ing] [pron] even [adv] difficult | 7 |
|
| 18 | [v-ing] [pron] even [adv] difficult | 7 |
|
| 19 | [v-ing] [pron] [be] [adv] difficult | 5 |
|
| 20 | [v-ing] [pron] be [adv] difficult | 5 |
|
| 21 | [v-ing] [pron] [adv] [adv] difficult | 15 |
|
| 22 | [v-ing] [pron] [adv] [adv] difficult | 15 |
|
| 23 | [v-ing] [pron] [adv] more difficult | 13 |
|
| 24 | [v-ing] [pron] [adv] more difficult | 13 |
|
| 25 | [v-ing] [pron] [adv] difficult [verb] | 51 |
|
| 26 | [v-ing] [pron] [adv] difficult [to-vb] | 50 |
|
| 27 | [v-ing] [pron] [adv] difficult [prep] | 29 |
|
| 28 | [v-ing] [pron] [adv] difficult [prep] | 29 |
|
| 29 | [v-ing] [pron] [adv] difficult for | 28 |
|
| 30 | [v-ing] [pron] [adv] difficult for | 28 |
|
