| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it [is] difficult to get | 13 |
|
| 2 | [conj] [pron] [is] difficult to get | 13 |
|
| 3 | [conj] [pers pn] [is] difficult to get | 13 |
|
| 4 | [conj] it [is] difficult to get | 13 |
|
| 5 | [conj] [pron] is difficult to get | 9 |
|
| 6 | [coord] [pron] [is] difficult to get | 7 |
|
| 7 | but [pron] [is] difficult to get | 5 |
|
| 8 | but [pron] [is] difficult to get | 5 |
|
