| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adv] [adj] [verb] [adj] [conj] | 38 |
|
| 2 | is [adv] [adj] [verb] [adj] [conj] | 37 |
|
| 3 | [be] [adv] difficult [verb] [adj] [conj] | 9 |
|
| 4 | be [adv] difficult [verb] [adj] [conj] | 9 |
|
| 5 | is [adv] difficult [verb] [adj] [conj] | 7 |
|
| 6 | [is] [adv] difficult [verb] [adj] [conj] | 6 |
|
| 7 | is [adv] difficult [verb] [adj] [conj] | 6 |
|
