| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it is difficult [verb] | 377 |
|
| 2 | [conj] it is difficult [verb] | 377 |
|
| 3 | [conj] it is difficult [to-vb] | 376 |
|
| 4 | [coord] it is difficult [verb] | 161 |
|
| 5 | [subord] it is difficult [verb] | 120 |
|
| 6 | that it is difficult [verb] | 96 |
|
| 7 | [that] it is difficult [verb] | 96 |
|
| 8 | that it is difficult [verb] | 96 |
|
| 9 | and it is difficult [verb] | 85 |
|
| 10 | and it is difficult [verb] | 85 |
|
| 11 | but it is difficult [verb] | 76 |
|
| 12 | but it is difficult [verb] | 76 |
|
| 13 | [conj] it is difficult to see | 58 |
|
| 14 | [conj] it is difficult see | 58 |
|
| 15 | although it is difficult [verb] | 30 |
|
| 16 | although it is difficult [verb] | 30 |
|
| 17 | as it is difficult [verb] | 18 |
|
| 18 | as it is difficult [verb] | 18 |
|
| 19 | because it is difficult [verb] | 17 |
|
| 20 | [conj] it is difficult to imagine | 17 |
|
| 21 | [conj] it is difficult to know | 17 |
|
| 22 | [conj] it is difficult know | 17 |
|
| 23 | [conj] it is difficult imagine | 17 |
|
| 24 | because it is difficult [verb] | 17 |
|
| 25 | since it is difficult [verb] | 15 |
|
| 26 | since it is difficult [verb] | 15 |
|
| 27 | [conj] it is difficult believe | 14 |
|
| 28 | [conj] it is difficult to believe | 14 |
|
| 29 | if it is difficult [verb] | 10 |
|
| 30 | [conj] it is difficult find | 10 |
|
