| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] difficulty in [verb] [prep] the | 15 |
|
| 2 | [verb] difficulty in [verb] [prep] the | 13 |
|
| 3 | have difficulty in [verb] [prep] the | 10 |
|
| 4 | [det] difficulty in [verb] [prep] the | 8 |
|
| 5 | [adj] difficulty in [verb] [prep] the | 7 |
|
| 6 | [v-ing] difficulty in [verb] [prep] the | 6 |
|
| 7 | difficulty in [verb] [noun] [prep] the | 19 |
|
| 8 | difficulty in [verb] [noun sg] [prep] the | 15 |
|
| 9 | difficulty in [verb] [adv] [prep] the | 10 |
|
| 10 | difficulty in [verb] [adv prt] [prep] the | 8 |
|
| 11 | difficulty in [verb] [pron] [prep] the | 7 |
|
| 12 | difficulty in [verb] [pers pn] [prep] the | 5 |
|
| 13 | difficulty in [verb] [prep] the [noun] | 20 |
|
| 14 | difficulty in [verb] [prep] the [noun sg] | 18 |
|
| 15 | difficulty in [verb] [prep] the [adj] | 11 |
|
| 16 | difficulty in [verb] [prep] the [adj] | 8 |
|
