| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have a difficult [noun sg] | 60 |
|
| 2 | had a difficult [noun] | 25 |
|
| 3 | have a difficult time | 17 |
|
| 4 | have a difficult time | 17 |
|
| 5 | have a difficult task | 10 |
|
| 6 | have a difficult task | 10 |
|
| 7 | had a difficult [noun] | 9 |
|
| 8 | have a difficult job | 8 |
|
| 9 | has a difficult [noun] | 8 |
|
| 10 | have a difficult job | 8 |
|
| 11 | having a difficult [noun] | 7 |
|
| 12 | have a difficult [noun] | 6 |
|
| 13 | have a difficult [noun] | 5 |
|
