| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | difficulty [prep] get [adv] [prep] the | 6 |
|
| 2 | difficulty [prep] get [adv prt] [prep] the | 6 |
|
| 3 | difficulty [prep] get [noun] [prep] the | 5 |
|
| 4 | difficulty [prep] get [prep] the [noun] | 5 |
|
